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Abbreviations, Acronyms and Symbols

  1. Abbreviation/
    Acronym/
    Symbol

    Definition

  1. αalpha; first in a series
  2. Aaccommodation; acetum; anode; anterior
  3. aartery; before; absorption; acidity; area; arterial; asymmetric
  4. A2aortic second sound
  5. Åangstrom unit
  6. A-a gradientalveolar to arterial gradient
  7. α-hright handed helical form assumed by many proteins
  8. αΤαtocopherol (Vitamin E)
  9. aaof each; arteries
  10. AAamino acid
  11. AAAabdominal aortic aneurysm
  12. A&Oalert and oriented
  13. AASacute abdominal series
  14. ABantibody; abortion
  15. AADantibiotic-associated diarrhea
  16. AAOalert, awake, and oriented
  17. Abantibody
  18. ABabortion
  19. abdabdominal/abdomen
  20. ABGarterial blood gas
  21. ABIankle-brachial index
  22. ablAbelson murine leukemia virus
  23. ABLBalternate binaural loudness balance (test)
  24. ABOthree basic blood groups
  25. ABPAallergic broncho pulmonary aspergillosis
  26. ABRabortus Bang ring (test); auditory brainstem response
  27. ABVDadriamycin, bleomycin, vinblastine, and dacarbazine
  28. ABXantibiotics
  29. ACadrenal cortex; air conduction; alternating current; axiocervical
  30. a.c., acante cibum, before a meal
  31. acaceytl
  32. acc.accommodation
  33. A/CAaccommodative/convergence accommodation ratio
  34. ACEangiotensin-converting enzyme
  35. ACEIangiotensin converting enzyme inhibitor
  36. AcGaccelerator globulin
  37. AChacetylcholine
  38. AChEacetylcholinesterase
  39. AChRacetylcholine receptor
  40. ACLanterior cruciate ligament
  41. ACLSadvanced cardiac life support
  42. ACPacyl carrier protein
  43. ACSacute coronary syndrome
  44. ACTHadrenocorticotropic hormone
  45. ADadvance directive
  46. adto; up to
  47. ADAAmerican Diabetes Association
  48. ADDAttention Deficit Disorder
  49. ADEadverse drug effect
  50. ADHantidiuretic hormone
  51. ADHDattention deficit-hyperactivity disorder
  52. ADL, ADLsactivities of daily living
  53. ad lib.freely; as desired
  54. admov.apply
  55. ADPadenosine 5' diphosphate
  56. ADRadverse drug reaction
  57. ad sat.to saturation
  58. ADTPalcohol and drug treatment program
  59. AEabove the elbow (amputation)
  60. AECBacute exacerbation of chronic bronchitis
  61. AEDantiepileptic drug; automated external defibrillator
  62. AFatrial fibrillation
  63. AFBacid-fast bacillus
  64. AFPalpha-fetoprotein
  65. AFOankle foot orthosis
  66. A/G; A-Galbumin/globulin ratio
  67. Agsilver; antigen
  68. AGCatypical glandular cells
  69. AgNO3silver nitrate
  70. ahhypermetropic astigmatism
  71. AHFantihemophilic factor
  72. AHGantihemophilic globulin
  73. AIaortic incompetence; aortic insufficiency
  74. AICDautomatic implantable cardiac defibrillator
  75. AIDartificial insemination donor
  76. AIDSacquired immunodeficiency syndrome
  77. AIHartificial insemination by husband
  78. AKabove the knee
  79. AKAabove knee amputation
  80. Alaluminum
  81. Alaalanine
  82. Albalbumin
  83. ALAaminolevulinic acid
  84. ALDalcoholic liver disease
  85. ALLacute lymphocytic leukemia
  86. ALPalkaline phosphatase
  87. ALSamyotrophic lateral sclerosis
  88. ALTalanine aminotransferase
  89. alt. dieb.every other day
  90. alt. hor.every other hour
  91. alt. noc.every other night
  92. AMmorning
  93. Ammixed astigmatism
  94. a.m.a.against medical advice
  95. ambambulate
  96. AMDaging macular degeneration
  97. AMIacute myocardial infarction
  98. AMLacute myelogenous (myeloblastic) leukemia
  99. AMLSAdvanced Medical Life Support
  100. AMPadenosine monophosphate (adenylic acid)
  101. ampampule; amputation
  102. AMSaltered mental status; acute mountain sickness
  103. ANAantinuclear antibody
  104. anatanatomy or anatomic
  105. ANCabsolute neutrophil count
  106. ANDaxillary node dissection
  107. ANFantinuclear factor
  108. ANGIOangiography
  109. ANNAanti-neuronal nuclear antibody
  110. ANOVAanaylsis of variance
  111. anuricnot producing urine
  112. ANPatrial natriuretic peptide
  113. ANSautonomic nervous system
  114. ant.anterior
  115. anti-CCPanticyclic citrullinated peptide
  116. ANUGacute necrotizing ulcerative gingivitis
  117. Ao.aorta
  118. AOBalcohol on breath
  119. AODMadult onset diabetes mellitus
  120. A-Panterior-posterior; abdominal-perineal
  121. A&Pauscultation and percussion
  122. apbefore dinner
  123. APAantipernicious anemia (factor)
  124. APAPacetaminophen
  125. APCatrial premature contraction; antigen presenting cell
  126. A-P-Cadenoidal pharyngeal conjunctival (virus)
  127. APDafferent pupillary defect
  128. APPYappendectomy
  129. APSadult protective services; antiphospholipid antibody syndrome
  130. aPTTactivated partial thromboplastin
  131. AQ, aqwater
  132. aq. dest.distilled water
  133. aq. frig.cold water
  134. arargon
  135. ARBangiotensin receptor blocker
  136. ARC AIDSrelated complex
  137. ARDSacute respiratory distress syndrome
  138. ARFacute renal failure
  139. Argarginine
  140. ARMDage-related macular degeneration
  141. AROMactive range of motion
  142. ASankylosing spondylitis; aortic stenosis; auris sinistra (left ear)
  143. As.astigmatism; arsenic
  144. ASAacetylsalicylic acid
  145. ASAPas soon as possible
  146. ASCatypical squamous cells
  147. asc.ascending
  148. ASCAanti-Saccharomyces cerevisiae antibody
  149. ASC-USatypical squamous cells of undetermined significance
  150. ASCVDatherosclerotic cardiovascular disease
  151. ASDatrial septal defect
  152. AsHhypermetropic astigmatism
  153. ASHDarteriosclerotic heart disease
  154. ASIAAmerican Spinal Injury Association
  155. AsMmyopic astigmatism
  156. Asnasparagine
  157. ASTaspartate aminotransferase
  158. Astastigmatism
  159. ASUambulatory surgery unit
  160. Atastatine
  161. ATCCAmerican Type Culture Collection
  162. at. wt.atomic weight
  163. ATFLanterior talofibular ligament
  164. ATLadult T cell leukemia; adult T cell lymphoma
  165. atmatmosphere
  166. ATNacute tubular necrosis
  167. ATPadenosine 5' triphosphate
  168. ATPDambient temperature and pressure, dry
  169. ATPSambient temperature and pressure, saturated
  170. Augold
  171. AUCarea under the curve
  172. A-V; AV; A/Varteriovenous; atrioventricular
  173. av.avoirdupois
  174. AVMarteriovenous malformation
  175. AVNavascular necrosis; atrio-ventricular
  176. AV02arteriovenous oxygen
  177. AVParginine vasopressin
  178. AVRaortic valve replacement
  179. AVSSafebrile, vital signs stable
  180. AWatomic weight
  181. axaxis
  182. AZPazidothymidine (zidovudine)
  183. Bboron; bacillus; bilateral; barometric
  184. second in a series
  185. bblood; bone
  186. B&Cboard and care
  187. Babarium
  188. BACblood alcohol concentration
  189. bandemiaslang for elevated level of band forms of white blood cells
  190. BADLsbasic activities of daily living
  191. BAEbarium enema
  192. BAERbrainstem auditory evoked response
  193. BALbronchoalveolar lavage
  194. BALBbinaural alternate
  195. BBBblood-brain barrier; bundle branch block
  196. BCCbasal cell carcinoma
  197. BBTbasal body temperature
  198. BCbowel care
  199. BCAAbranched chain amino acids
  200. BCGbacille Calmette-Gu�rin
  201. BCLSbasic cardiac life support
  202. BCPbirth control pills
  203. BDBuerger disease
  204. BDRbackground diabetic retinopathy
  205. BEbacterial endocarditis; barium enema
  206. Beberyllium
  207. BEEbasal energy expenditure
  208. BETbenign essential tremor
  209. BHSbeta-hemolytic streptococci
  210. Bibismuth
  211. BIBbrought in by
  212. bib.drink
  213. bibasilarat the bases of both lungs
  214. b.i.d., bidtwice a day
  215. BIDSbrittle hair, impaired intelligence, decreased fertility, and short stature
  216. bilat.bilateral
  217. b.i.n.twice a night
  218. bipapbilevel positive airway pressure
  219. BIVADbi-ventribular assist device
  220. BKbelow the knee; berkelium
  221. BKAbelow the knee amputation
  222. BL CXblood culture
  223. BLSbasic life support
  224. BMbone marrow; bowel movement
  225. BMDbone mineral density
  226. BMIbody mass index
  227. BMRbasal metabolic rate
  228. BMSbone marrow suppression
  229. BMPbasic metabolic panel
  230. BMTbone marrow transplantation
  231. BNEdBachelor of Nursing Education
  232. BNPbrain natriuretic peptide
  233. BNScBachelor of Nursing Science
  234. bol.pill
  235. BOMbilateral otis media
  236. BPblood pressure; base pair
  237. B.P.British Pharmacopeia
  238. BPDborderline personality disorder; bi-polar disorder; broncho-pulmonary dysplasia
  239. BPFBachelor of Public Health
  240. BPHbenign prostatic hyperplasia
  241. bpmbeats per minute
  242. BPVbenign positional vertigo
  243. BRbed rest; bromine
  244. BRAObranch retinal artery occlusion
  245. BRAT (diet)banana, rice cereal, applesauce, toast
  246. BRBbright red blood
  247. BRBPRbright red blood per rectum
  248. BRMbiologic response modifier
  249. BROWbarley, rye, oats, and wheat
  250. BRPbathroom privileges
  251. BRVObranch retinal vein occlusion
  252. BSbowel or breath sounds; Bachelor of Science
  253. BSAbody surface area
  254. BSEbreast self-examination
  255. BSERbrainstem evoked response
  256. BSNBachelor of Science in Nursing
  257. BSObilateral salpingo oophorectomy - removal of both ovaries and Fallopian tubes
  258. BTbleeding time
  259. BTPSbody temperature, ambient pressure, saturated (with water vapor)
  260. BTUBritish thermal unit
  261. BTXbotulinum toxin
  262. BUNblood urea nitrogen
  263. BUSBartholin glands, urethra, Skene glands
  264. BWbirth weight; body weight
  265. Bxbiopsy
  266. CCalorie (kilocalorie); Celsius
  267. ccalorie (small calorie)
  268. cwith
  269. CAcoronary artery; cancer; carcinoma; cardiac arrest; contrast angiography
  270. Cacalcium
  271. ca.about; approximately; cancer
  272. c-acardioarterial
  273. CAAcrystalline amino acids
  274. CABGcoronary artery bypass graft
  275. CaCO3calcium carbonate
  276. CADcoronary artery disease
  277. CAHchronic active hepatitis
  278. Callarge calorie
  279. CAMcomplimentary and alternative medicine
  280. cAMPcyclic adenosine monophosphate
  281. CAOconscious, alert, and oriented
  282. CAPcatabolite (gene) activator protein; community acquired pneumonia
  283. cap.capsule
  284. CAPDcontinuous ambulatory peritoneal dialysis
  285. CARDScardiology
  286. C&Sculture and sensitivity, performed to detect infection
  287. CATcomputerized axial tomography; cataract
  288. cathcatheter
  289. CBcerebellar
  290. C/Bcomplicated by
  291. CBCcomplete blood count
  292. CBDcommon bile duct; closed bag drainage
  293. CBGcapillary blood gas; corticosteroid binding globulin
  294. CBIcontinuous bladder irrigation
  295. CBRNEchemical, biological, radiological, nuclear, and explosive agents
  296. CBTcognitive behavioral therapy
  297. Cbzcarbobenzoxy (chloride)
  298. CCchief complaint
  299. cccubic centimeter
  300. CCBcalcium channel blocker
  301. CCCcentral corneal clouding
  302. CCEclubbing, cyanosis, edema
  303. CCl 4carbon tetrachloride
  304. CCKcholycystectomy
  305. CCNUchloroethylcyclo-hexylnitrosourea (lomustine)
  306. CCUcoronary care unit; critical care unit
  307. CCVcritical closing volume
  308. cdcandela
  309. Cdcadmium
  310. CDcompact disc
  311. C/Dcup to disk ratio
  312. CD4 Thelper cells
  313. CD8cytotoxic cells
  314. CDCCenters for Disease Control and Prevention
  315. CDIclean dry intact
  316. Cdifclostridium difficile
  317. cDNAcomplimentary DNA
  318. CDPcytidine 5' diphosphate
  319. Cecerium
  320. CEAcarcinoembryonic antigen
  321. CELOchicken embryo lethal orphan (virus)
  322. CEPcongenital erythropoietic porphyria
  323. CEUcontinuing education unit
  324. Cfcalfornium
  325. CFcystic fibrosis; complement fixation; coupling factor; Christmas factor
  326. CFTRcystic fibrosis transmembrane regulator
  327. cgcentigram
  328. CGchorionic gonadotropin
  329. CGAcatabolite gene activator
  330. CGLchronic granulocytic leukemia
  331. cGMPcyclic guanosine monophosphate
  332. Ch1Christchurch (chromosome)
  333. ChBBachelor of Surgery
  334. ChDDoctor of Surgery
  335. CHDcongenital heart disease; coronary heart disease
  336. ChEcholinesterase
  337. chem panelchemistry panel, a comprehensive screening blood test that indicates status of liver, kidneys, and electrolytes
  338. chemochemotherapy
  339. CHFcongestive heart failure
  340. CHIclosed head injury
  341. ChMMaster of Surgery
  342. CHOcarbohydrate
  343. CIcardiac index; color index; confidence interval
  344. Cicurie
  345. CICclean intermittent catheterization
  346. CIDPchronic inflammatory demyelinating polyneuropathy
  347. CIEcounterimmunoelectrophoresis
  348. CINcervical intraepithelial neoplasia
  349. CIQcognitive laterality quotient
  350. CIUchronic idiopathic urticaria
  351. CIScarcinoma in situ
  352. CJDCreutzfeldt-Jakob disease
  353. CKcreatine kinase
  354. CK-MBserum creatine kinase, myocardial-bound
  355. Clchlorine
  356. CLcardiolipin
  357. CLAclinical laboratory assistant
  358. CLIAClinical Laboratory Improvement Amendments
  359. CLLchronic lymphocytic leukemia
  360. cmcentimeter
  361. cMcentimorgan
  362. CMcardiomegaly
  363. Cmcurium
  364. CMACertified Medical Assistant
  365. CMCcarpometacarpal
  366. CMEcontinuing medical education
  367. CMIcell mediated immunity
  368. CMLchronic myelogenous leukemia
  369. CMOChief Medical Officer
  370. CMPcardiomyopathy; cytidine 5' phosphate
  371. CMRchief medical resident
  372. c.m.s.to be taken tomorrow morning
  373. CMTcertified medication technician; certified medical transcriptionist
  374. CMVcytomegalovirus; controlled mechanical ventilation
  375. c.n.tomorrow night
  376. CNcranial nerves
  377. CNIScarotid non-invasive study
  378. CNMCertified Nurse Midwife
  379. CNPCommunity Nurse Practitioner
  380. CNScentral nervous system
  381. c.n.s.to be taken tomorrow night
  382. COcarbon monoxide; cardiac output
  383. CO2carbon dioxide
  384. Cocobalt
  385. c/ocomplains of
  386. CoAcoenzyme A
  387. COGcenter of gravity
  388. COLDchronic obstructive lung disease
  389. comp.compound; compounded of
  390. COMTcatechol-O-methyltransferase
  391. conAconcanavalin A
  392. COPDchronic obstructive pulmonary disease
  393. COSChief of Staff
  394. COX-2cyclooxygenase 2 inhibitors
  395. CPcerebral palsy; cleft palate; chest pain; costophrenic
  396. CPAPcontinuous positive airway pressure
  397. CPCclinicopathologic conference
  398. CPDcephalopelvic disproportion
  399. CPHSSCincinnati Prehospital Stroke Scale
  400. CPKcreatine phosphokinase
  401. CPMcontinuous passive motion
  402. CPPcerebral perfusion pressure
  403. CPPBcontinuous (or constant) positive pressure breathing
  404. CPPDcalcium pyrophosphate disease
  405. CPPVcontinuous positive pressure ventilation
  406. CPRcardiopulmonary resuscitation
  407. cpscycles per second
  408. CPSchild protective services
  409. CPTcurrent procedureal terminology
  410. CPUchest pain unit
  411. Crchromium; creatinine
  412. CRChief Resident; conditioned reflex; controlled release; crown-rump length
  413. CRAOcentral retinal artery occlusion
  414. CRCLcreatinine clearance
  415. CRDchronic respiratory disease
  416. CRESTcalcinosis, Raynaud phenomenon, esophageal dysfunction, sclerodactyly, telangiectasia (cluster of features of systemic sclerosis scleroderma)
  417. CRFchronic renal failure
  418. CRFscardiac risk factors
  419. CRHcorticotropin releasing hormone
  420. CRIchronic renal insufficiency
  421. CRNACertified Registered Nurse Anesthetist
  422. CRNPCertified Registered Nurse Practitioner
  423. CRPc. reactive protein
  424. CRS-RConners Rating Scales-Revised
  425. CRSTcalcinosis cutis, Raynaud phenomenon, sclerodactyly, and telangiectasia (syndrome)
  426. CRTCertified Respiratory Therapist
  427. CRTSCertified Recreational Therapy Specialist
  428. CRVOcentral retinal vein occlusion
  429. Cscesium
  430. CScardiogenic shock; cesarean section; culture and sensitivity; Chief of Staff
  431. CSDcatscratch disease
  432. CSFcerebrospinal fluid; colony-stimulating factor
  433. CSHcombat support hospital
  434. CSWcertified social worker
  435. CTcomputed/computerized tomography
  436. CTPcytidine 5' triphosphate
  437. CTRcardiothoracic ratio
  438. Cucopper
  439. CVcardiovascular
  440. CVAcardiovascular accident; cerebrovascular accident (stroke); costovertebral angle
  441. CVATCVA tenderness
  442. CVCcentral venous catheter
  443. CVPcentral venous pressure
  444. CVRBcritical value read back
  445. CVScardiovascular system; chorionic villi sampling
  446. c/wconsistent with; compared with
  447. CXculture
  448. CXRchest x-ray
  449. Cydcytidine
  450. cylcylinder; cylindric (lens)
  451. CYPcytochrome P-450 (enzyme)
  452. Cyscysteine
  453. Cytcytosine
  454. Δdelta; change; heat
  455. δdelta; heavy chain class corresponding to IgD
  456. Ddiopter; dose; diarrhea; disk; Dalton; deuterium; vitamin D potency of cod liver oil
  457. D5/0.9 NaCl 5%dextrose and normal saline solution (0.9% NaCl)
  458. D5/� /NS 5%dextrose and half-normal saline solution (0.45% NaCl)
  459. D5W 5%dextrose in water
  460. ddensity; right; deci-; day
  461. /dper day
  462. dadeca
  463. dA; dAdodeoxyadenosine
  464. DaDalton
  465. DAdevelopmental age
  466. D & Cdilatation and curettage
  467. D&Edilatation and evacuation
  468. daMPdeoxyadenylic acid
  469. DANS1-dimethylaminonaphthalene 5 sulfonic acid
  470. DATdiet as tolerated
  471. DAWdispense as written
  472. dBdecibel
  473. DBdirect bilirubin
  474. DBPdiastolic blood pressure
  475. DCdirect current; Doctor of Chiropractic
  476. dcdiscontinue; discharge
  477. DCGdacryocystography
  478. DChDoctor of Surgery
  479. DCISductal carcinoma in situ
  480. dCMPdeoxycytidylic acid
  481. DDSDoctor of Dental Surgery
  482. DDxdifferential diagnosis
  483. DDTdichlorodiphenyltrichloroethane (chlorophenothane)
  484. defdecayed, extracted, or filled (deciduous teeth)
  485. Dermdermatology
  486. DESdiethylstibestrol
  487. det.let it be given
  488. DETdiethyltryptamine
  489. DEVduck embryo vaccine; duck embryo virus
  490. DEXAdual-energy x-ray absorptiometry
  491. dfdecayed and filled (deciduous teeth)
  492. DFdorsiflexion; decayed and filled (permanent teeth)
  493. Dfdeficiency
  494. DFAdirect fluorescent antibody
  495. DFEdilated fundus examination
  496. DFVDoppler flow velocimetry
  497. dGMPdeoxyguanosine monophosphate
  498. DHDental Hygienist
  499. DHEAdehydro-3-epiandrosterone
  500. DHTdihydrotestosterone
  501. DIdiabetes insipidus
  502. DICdisseminated intravascular coagulation
  503. dieb. alt.every other day
  504. dieb. tert.every third day
  505. DIFdifferential; direct immunofluorescence
  506. dil.dilute; diluted
  507. dim.halved
  508. DIPdistal interphalangeal joint; desquamative interstitial pneumonia
  509. DISIDA(scan) diisopropyl iminodiacetic acid (cholescintigraphy)
  510. DJDdegenerative joint disease
  511. dkdeca-, deka
  512. DKAdiabetic ketoacidosis
  513. dLdeciliter
  514. DMdiabetes mellitus
  515. DMARDdisease-modulating antirheumatic drug
  516. DMDDoctor of Dental Medicine; Duchenne muscular dystrophy
  517. DMEDirector of Medical Education
  518. dmfdecayed, missing, or filled (deciduous teeth)
  519. DMSOdimethyl sulfoxide
  520. DMTdimethyltryptamine
  521. DNdibucaine number
  522. DNAdeoxyribonucleic acid
  523. DNBDiplomate of the National Board (of Medical Examiners)
  524. DNCdilation and curettage
  525. DNEDirector of Nursing Education; Doctor of Nursing Education
  526. DNHdo not hospitalize
  527. DNIdo not intubate
  528. DNPdeoxyribonucleoprotein; 2,4 dinitrophenol
  529. DNRdo not resuscitate
  530. DNSDirector of Nursing Service
  531. DODoctor of Osteopathy
  532. D/Odisorder
  533. DOAdead on arrival
  534. DOBdate of birth
  535. DOCdeoxycholic acid; deoxycorticosterone
  536. DOEdyspnea on exertion
  537. DOM2,5 dimethoxy-4-methylamphetamine
  538. DONDirector of Nursing
  539. DOTdirectly observed therapy
  540. DOUdirect observation unit
  541. DPdorsalis pedis; Doctor of Pharmacy; Doctor of Podiatry
  542. Dpduplication of a gene or chromosomal segment
  543. DPatdiphtheria-acellular pertussis tetanus (vaccine)
  544. DPHDoctor of Public Health; Doctor of Public Hygiene
  545. DpharmDoctor of Pharmacy
  546. DPIdry powder inhaler
  547. DPLdiagnositc peritoneal lavage
  548. DPMDoctor of Physical Medicine; Doctor of Podiatric Medicine
  549. DPNdiphosphopyridine nucleotide
  550. DPOAdurable power of attorney
  551. DPTdiphtheria-pertussis-tetanus (vaccine)
  552. DRdiabetic retinopathy; degeneration reaction, reaction of degeneration
  553. dr.dram
  554. Dr. MedDoctor of Medicine
  555. DREdigital rectal examination
  556. DRGdiagnosis-related group
  557. DrPHDoctor of Public Health; Doctor of Public Hygiene
  558. DRVVTdilute Russell viper venom test
  559. DSM-IV-TRDiagnostic and Statistical Manual of Mental Disorders, 4th Edition, Text Revision
  560. D-SDoerfler Stewart (test)
  561. DSAdigital subtraction angiography
  562. DScDoctor of Science
  563. DSDdry sterile dressing
  564. dsDNAdouble-stranded DNA
  565. D/Tdue to
  566. dTDPdeoxythymidine 5 diphosphate
  567. dThdthymidine
  568. DTICdimethyltrizenoimidazole carboxamide (dacarbazine)
  569. dTMPdeoxythymidylic acid
  570. DTPdiphtheria and tetanus toxoids and pertussis vaccine; distal tingling on percussion (Tingel sign)
  571. DTPAdiethylenetriamine pentaacetic acid
  572. DTRdeep tendon reflex(es)
  573. DTsdelirium tremens
  574. dTTPdeoxythymidine 5� triphosphate
  575. dTdeoxythymidine
  576. DUduodenal ulcer
  577. dur.dolor while pain lasts
  578. DVMDoctor of Veterinary Medicine
  579. DVTdeep vein thrombosis
  580. D5Wdextrose 5% in water
  581. DWIdriving while intoxicated
  582. Dxdiagnosis
  583. Dydysprosium
  584. eepsilon; molar absorption coefficient; heavy chain class corresponding to IgE
  585. Eeye; Escherichia; exa; extraction (ratio)
  586. EAAessential amino acids
  587. EBEpstein-Barr virus
  588. EBLestimated blood loss
  589. EBMevidence-based medicine
  590. EBRTexternal beam radiation therapy
  591. EBVEpstein-Barr virus
  592. ECDexternal continence device
  593. ECFextended care facility; extracellular fluid
  594. ECF-Aeosinophilic chemotactic factor of anaphylaxis
  595. ECGelectrocardiogram, electrocardiograph
  596. ECHOechocardiography
  597. ECMerythema chronicum migrans
  598. ECMOextracorporeal membrane oxygenation
  599. ECSelectrocerebral silence
  600. ECTelectroconvulsive therapy
  601. EDemergency department; effective dose; erythema dose; erectile dysfunction; eating disorder
  602. EDCexpected date of confinement; (the first word on a prescription), take; prescription; treatment
  603. EDDestimated date of delivery (formerly EDC: estimated date of confinement)
  604. EDTAethylenediaminetetraacetic acid (edathamil, editic acid)
  605. EEGelectroencephalogram
  606. EENTeye, ear, nose, and throat
  607. EFejection fraction
  608. EFADessential fatty acid deficiency
  609. EGDesophagogastroduodenoscopy
  610. EIAenzyme immunosorbent assay
  611. EICepidermal inclusion cyst
  612. EJexternal jugular
  613. EKGelectrocardiogram; electrocardiograph
  614. EKYelectrokymogram
  615. ELISAenzyme-linked immunosorbent assay
  616. elix.elixir
  617. Ememmetropia; electron microscopy
  618. EMAIgA immunoglobulin A antiendomysial
  619. EMCencephalomyocarditis
  620. EMFelectromotive force
  621. EMGelectromyogram, electromyography; exomphalos, macroglossia, and gigantism (syndrome)
  622. EMSemergency medical service; eosinophilia-myalgia syndrome
  623. EMTEmergency Medical Technician
  624. EMVeyes, motor, verbal response (Glasgow coma scale)
  625. Endoendocrine
  626. ENGelectronystagmography
  627. ENTear, nose, and throat
  628. E/Oevidence of
  629. EOGelectrooculography
  630. Eoseosinophils
  631. EOMextraocular muscles
  632. EPextrapyramidal
  633. EPAPexpiratory positive airway pressure
  634. EPOerythropoeitin
  635. EPSextrapyramidal symptoms
  636. EREmergency Room; extended-release; endoplasmic reticulum
  637. Ererbium
  638. ERBPeffective renal blood flow
  639. ERCPendoscopic retrograde cholangiopancreatography
  640. ERGelectroretinogram
  641. ERPFeffective renal plasma flow
  642. ERTestrogen replacement therapy
  643. ERVexpiratory reserve volume
  644. Eseinsteinium
  645. ESEPextreme somatosensory evoked potential
  646. ESIepidural steroid injection
  647. ESLDend stage liver disease
  648. ESPextrasensory perception
  649. ESRerythrocyte sedimentation rate; electron spin resonance
  650. ESRDend-stage renal disease
  651. ESTelectroshock therapy
  652. ESWLextracorporeal shock wave lithotripsy
  653. ETendotracheal
  654. ETTendotracheal tube
  655. ET-1endothelin-1
  656. ETOH, EtOHethyl alcohol
  657. Eueuropium
  658. EUAexamination under anesthesia
  659. ev; eVelectron volt
  660. EWCLextended wear contact lens
  661. EX FIXexternal fixation
  662. EX LAPexploratory laparotomy
  663. ext.extensor; external; extremities
  664. FFahrenheit; faraday (constant); fertility (factor); field (of vision) flourine
  665. ffemale; frequency
  666. F1first filial generation
  667. F1.2(prothrombin) fragment 1.2
  668. FAfatty acid
  669. FAANFellow of the American Academy of Nursing
  670. Fabfragment of antibody molecule involved in antigen binding
  671. FACAFellow of the American College of Anesthesiology
  672. FACALFellow of the American College of Allergy
  673. FACCFellow of the American College of Cardiologists
  674. FACDFellow of the American College of Dentists
  675. FACFPFellow of the American College of Family Physicians
  676. FACOFellow of the American College of Otolaryngology
  677. FACOGFellow of the American College of Obstetricians and Gynecologists
  678. FACOSFellow of the American College of Orthopaedic Surgeons
  679. FACPFellow of the American College of Physicians
  680. FACRFellow of the American College of Radiology
  681. FACSFellow of the American College of Surgeons
  682. FADFlavine adenine dinucleotide; familial Alzheimer disease
  683. F & Efluid and electrolyte
  684. FAMAFellow of the American Medical Association
  685. FANAflourescent antinuclear antibody (test)
  686. F&Nfebrile and neutropenic
  687. FAPfamilial adenomatous polyposis
  688. FBforeign body
  689. F/Bfollowed by
  690. FBSfasting blood sugar
  691. Fcconstant fragment of an antibody molecule
  692. FDfatal dose; focal distance
  693. FDA(U.S.) Food and Drug Administration
  694. Feiron
  695. FEFforced expiratory flow
  696. FEMfemoral
  697. FENAfractional excretion of sodium
  698. FESfunctional electrical stimulation
  699. FETforced expiratory time
  700. FEVforced expiratory volume
  701. FFfiltration fraction
  702. FFDfocus film distance
  703. FFPfresh frozen plasma
  704. FHRfetal heart rate
  705. FHTfetal heart tone
  706. FIAflourescent immunoassay
  707. FISHfluorescence in situ hybridization
  708. fl.flexor
  709. Fldfluid
  710. flex sigflexible sigmoidoscopy
  711. FLUinfluenza
  712. Fmfermium
  713. FMGforeign medical graduate
  714. FMNflavin(e) mononucleotide
  715. FNAfine needle aspiration
  716. FOBTfecal occult blood test
  717. FOSfull of stool; force of stream
  718. FPfamily practice; family practitioner
  719. fps; FPSfoot pound second (system, unit)
  720. Frfrancium; French (gauge scale)
  721. FRCfunctional residual capacity
  722. French(catheter gauge)
  723. FRFfollicle stimulating hormone releasing factor
  724. FRSfirst rank symptom
  725. Frufructose
  726. FSGfinger stick glucose
  727. FSHfollicle-stimulating hormone
  728. FSH-RFfollicle stimulating hormone releasing factor
  729. FSH-RHfollicle stimulating hormone releasing hormone
  730. FTA-ABSfluorescent treponemal antibody absorption (test)
  731. FTTfailure to thrive
  732. FU; F/Ufluorouracil; follow-up
  733. FUOfever of unknown origin
  734. FVCforced vital capacity
  735. Fxfracture
  736. γgamma; Ostwald solubility coefficient; the third in a series; heavy chain class corresponding to IgG
  737. G, g, gmgiga; gram; glucose; gravitation (newtonian constant of)
  738. Gguaiac (followed by + or -)
  739. G 1gap 1
  740. G 2gap 2
  741. G6Pglucose 6 phosphate
  742. GAgeneral anesthesia
  743. Gagallium
  744. GABAgamma-aminobutyric acid
  745. GABABgamma-aminobutyric acid type B
  746. GABHSgroup- �-hemolytic Streptococcus
  747. GABRB3GABAA receptor gene
  748. GADgeneralized anxiety disorder
  749. garggargle
  750. Galgalactose
  751. GASgroup A Strep; guaiac all stools
  752. GBgallbladder; Guillain-Barr�
  753. GBMglioblastoma multiforme
  754. GBSgroup B Strep
  755. GCgonococcus or gonorrheal
  756. GCSGlasgow coma scale
  757. GCSFgranulocyte colony stimulating factor
  758. GDMgestational diabetes mellitus
  759. GDPmannose 1 phosphate guanylyltransferase
  760. GDSGeriatric Depression Scale
  761. Gegermanium
  762. GERDgastroesophageal reflux disease
  763. GERIgeriatrics
  764. GETTgeneral by endotracheal tube
  765. GFRglomerular filtration rate
  766. GGTgamma-glutamyl transferase
  767. GHgrowth hormone
  768. GHBgamma hydroxybutyrate
  769. GHRF; GH-RFgrowth hormone releasing factor
  770. GHRH; GH-RHgrowth hormone releasing hormone
  771. GIgastrointestinal; Gingival Index
  772. GIBgastrointestinal bleeding
  773. GIPgastric inhibitory polypeptide
  774. GLCglaucoma; glass liquid chromatography
  775. Glnglutamine; glutaminyl
  776. Gluglutamicacid; glutamyl
  777. Glyglycine; glycyl
  778. GMOGeneral Medical Officer
  779. GMPguanosine monophosphate (guanylic acid)
  780. GMRgallups, murmurs, rubs
  781. GMSGomori (or Grocott) methenamine silver (stain)
  782. GNglomerulonephritis; Graduate Nurse
  783. GNRgram negative rod
  784. GnRHgonadotropin-releasing hormone
  785. GOOgastric outlet obstruction
  786. GOTglutamic oxaloacetic transaminase (aspartate aminotransferase)
  787. GPgeneral practitioner
  788. GPIGingival Periodontal Index
  789. G#P#gravida# para#
  790. GP 2b3aglycoprotein 2b/3a inhibitor
  791. GPCgram positive coccus
  792. G6PDglucose-6-phosphate dehydrogenase
  793. grgrain; 1 grain = 65mg
  794. gradby degrees
  795. GRASgenerally recognized as safe
  796. GSgram stain
  797. GSHreduced glutathione
  798. GSRgalvanic skin response
  799. GSSGoxidized glutathione
  800. GSWgunshot wound
  801. GTPguanosine5' triphosphate
  802. GTTglucose tolerance test
  803. Gt, gttdrops
  804. G-tubegastric feeding tube
  805. GUgenitourinary; gastric ulcer
  806. Guoguanosine
  807. guttat.drop by drop
  808. GVHDgraft-versus-host disease
  809. GXTgraded exercise tolerance (Stress test)
  810. Gygray (unit of absorbed dose of ionizing radiation)
  811. GYNgynecology
  812. hhecto
  813. hPlanck constant
  814. 1Hhydrogen-1 (protium, light hydrogen)
  815. 2Hhydrogen-2 (deuterium, heavy hydrogen)
  816. 3Hhydrogen-3 (tritium, radioactive hydrogen)
  817. Hhydrogen; henry; hyperopia; hyperopic
  818. H+hydrogen ion
  819. h, hrhour
  820. Hahahnium
  821. HAhyaluronic acid; hemogglutinin
  822. H&Ehematoxylin and eosin
  823. H&Hhematocrit and hemoglobin
  824. H&Phistory and physical examination
  825. H1N1hemagglutinin type 1 and neuraminidase type 1
  826. H2histamine 2
  827. H fluhaemophilus influenza
  828. HAARThighly active antiretroviral therapy
  829. HAheadache
  830. HACEhigh altitude cerebral edema
  831. HAVhepatitis A virus
  832. HAPEhigh altitude pulmonary edema
  833. HbAadult hemoglobin
  834. HbA1major component of adult hemoglobin
  835. HbA2minor fraction of adult hemoglobin
  836. HbASheterozygosity for hemoglobin A and hemoglobin S (sickle cell trait)
  837. HBcAgHepatitis B core antigen
  838. HbCOcarboxyhemoglobin
  839. HBcHepatitis B early antigen
  840. HBcAbHepatitis B early antibody
  841. HBcAgHepatitis B early antigen
  842. HbFfetal hemoglobin
  843. Hbghemoglobin
  844. HBIGhepatitis B immune globulin
  845. HBOhyperbaric oxygen
  846. HbO2oxyhemoglobin, oxygenated hemoglobin
  847. HbSsicle cell hemoglobin
  848. HBsAbhepatitis B surface antibody
  849. HBsAghepatitis B surface antigen
  850. HBPhigh blood pressure
  851. HBVhepatitis B virus
  852. HCChepatocellular carcinoma
  853. HCFAHealth Care Financing Administration
  854. HCGhuman chorionic gonadotropin
  855. HCIhydrochloric acid; hydrochloride
  856. HCLhard contact lens
  857. HCMhealth care maintenance
  858. HCPhealth care professional
  859. HCShuman chorionic somatomammotropin
  860. HCT, Hcthematocrit
  861. HCVhepatitis C virus
  862. h.d.at bedtime
  863. HDhearing distance
  864. HDLhigh-density lipoprotein
  865. HDRVhuman diploid (cell strain) rabies vaccine
  866. HDVhepatitis D
  867. Hehelium
  868. HEENThead, eye, ear, nose, and throat
  869. HELLPhemolysis, elevated liver enzymes, low platelets
  870. HEME/ONChematology/oncology
  871. HEMPAShereditary erythroblastic multinuclearity associated with positive acidified serum
  872. HEPAhigh-efficiency particulate air
  873. HER2human EGF (epidermal growth factor) receptor 2
  874. HEVhepatitis E
  875. HFhafnium
  876. HFheart failure
  877. HFJVhigh frequency jet ventilation
  878. Hgmercury
  879. hgbhemoglobin
  880. HEhuman granulocytic ehrlichiosis
  881. HGHhuman (pituitary) growth hormone
  882. HGSILhigh-grade squamous intraepithelial lesion
  883. H/HHenderson-Hasselbach equation or hemoglobin/hematocrit
  884. HIhomicidal ideation; hemagglutination inhibition (test, titer)
  885. 5-HIAAhepatobiliary iminodiacetic acid (scan)
  886. HibHaemophilus influenzae type B
  887. HIDAhepatobiliary iminodiacetic acid (cholescintigraphy)
  888. HIPAAHealth Insurance Portability and Accountability Act
  889. His; -His; His-histidine; histidino; histidyl
  890. HITheparin induced thrombocytopenia
  891. HIVhuman immunodeficiency virus
  892. HJRhepatojugular reflex
  893. HLheparin lock; hyperopia latent
  894. HLAhuman leukocyteantigen; histocompatibility locus antigen
  895. Hmhyperopia, manifest (hypermetropia)
  896. HMEhuman monocytic ehrlichiosis
  897. HMGCoA 3 hydroxy 3 methylglutaryl coenzyme A
  898. HMOHealth Maintenance Organization
  899. HMWKhigh molecular weight kininogen (Fletcher factor)
  900. hoholmium
  901. h/ohistory of
  902. HOBhead of bed
  903. HOCMhypertrophic obstructive cardiomyopathy
  904. HOHhard of hearing
  905. HONKhyperosmolar non-ketotic state
  906. H2Owater
  907. H2O2hydrogen peroxide
  908. hor. decub.bedtime
  909. hor. som, h.s.bedtime
  910. HPFhigh power field
  911. HPIhistory of present illness
  912. HPLhuman placental lactogen
  913. HPLChigh performance liquid chromatography
  914. HPVhuman papillomavirus
  915. HRheart rate
  916. HRCThigh-resolution computed tomography
  917. HRThormone replacement therapy
  918. HSat bedtime
  919. HSILhigh-grade squamous intraepithelial lesion
  920. HSMhepatosplenomegaly
  921. HSVherpes simplex virus
  922. 5-HT5-hydroxytryptamine (seratonin)
  923. Hthyperopia, total
  924. HTLV-IIIhuman T lymphotropic virus type III
  925. HTNhypertension
  926. HUholding unit
  927. HUShemolytic uremic syndrome
  928. HVLhalf value layer
  929. hx, Hxhistory
  930. Hyhyperopia
  931. Hyphydroxyproline
  932. Hzhertz (cycles per second)
  933. Iiodine
  934. I+with ionic contrast (in reference to a CAT scan)
  935. I-without ionic contrast (in reference to a CAT scan)
  936. 131Iradioactive isotope of iodine (atomic weight 131)
  937. 132Iradioactive isotope of iodine (atomic weight 132)
  938. IAintra-articular
  939. I&Dincision and drainage
  940. I&Ointake and output
  941. IABPintra-aortic balloon pump
  942. IADLsinstrumental activities of daily living
  943. IAPintermittent acute porphyria
  944. IBDinflamatory bowel disease
  945. IBSinflamatory bowel syndrome
  946. IBWideal body weight
  947. ICinspiratory capacity
  948. ICAinternal carotid artery
  949. ICDimplantable cardioverter defibrillator; International Classification of Diseases of the World Health Organization
  950. ICDA International Classification of Diseases Adapted for use in the United States
  951. ICFintracellular fluid
  952. ICHintracranial hemorrhage
  953. ICPintracranial pressure
  954. ICSintercostal space
  955. ICSHinterstitial cell-stimulating hormone
  956. ICUintensive care unit
  957. Id.the same
  958. IDinfectious disease or identification
  959. IDDMinsulin-dependent diabetes mellitus
  960. IDMinfants of diabetic mothers
  961. IDUidoxuridine; injection/injection drug user
  962. IEDimprovised explosive device
  963. IFinitiation factor; intrinsic factor
  964. IFNinterferon
  965. Igimmunoglobulin
  966. IgEimmunoglobulin E
  967. IGFinsulinlike growth factor
  968. IgGimmunoglobulin G
  969. IHinguinal hernia (usually preceded by L or R)
  970. IHSSidiopathic hypertropic subaortic stenosis
  971. IJinternal jugular
  972. ILinterleukin; indirect laryngoscopy
  973. IL-1interleukin 1
  974. IL-8interleukin 8
  975. ILAinsulinlike activity
  976. ILDinterstitial lung disease
  977. Ileisoleucine
  978. IMintramuscular; internal medicine; infectious mononucleosis
  979. IMIinferior myocardial infarction
  980. IMPimpression; inosine monophosphate (inosinic acid)
  981. IMVintermittent mandatory ventilation
  982. Inindium
  983. in d.daily
  984. INDinvestigational new drug
  985. INFinterferon
  986. inf.inferior
  987. inj.injection
  988. Inoinosine
  989. INRinternational normalized ratio
  990. instill.instillation
  991. int.internal
  992. in vitroin the laboratory
  993. in vivoin the body
  994. IOLintraocular lens
  995. IOMLinfraorbitomeatal line
  996. IOPintraocular pressure
  997. IPinterphalangeal; intraperiotoneal(ly)
  998. IPAPinspiratory positive airway pressure
  999. IPFidiopathic pulmonary fibrosis
  1000. IPPBintermittent positive pressure breathing
  1001. IPPVintermittent positive pressure ventilation
  1002. IPVinactive poliovirus vaccine
  1003. IQintelligence quotient
  1004. Iriridium
  1005. IRinterventional radiology; internal rotation
  1006. IRBBBincomplete right bundle branch block
  1007. IRBindications risks benefits; institutional review board
  1008. IRDMinsulin resistant diabetes mellitus
  1009. IRVinspiratory reserve volume
  1010. ISIInternational Sensitivity Index
  1011. ITinterthecal; information technology
  1012. ITPidiopathic thrombocytopenic purpura
  1013. I.U.a international unit
  1014. IUCDintrauterine contraceptive device
  1015. IUDintrauterine device
  1016. IUFDintrauterine fetal death
  1017. IUPintrauterine pregnancy
  1018. IVintravenous
  1019. IVCintravenous cholangiogram or inferior vena cava
  1020. IVDAintravenous drug abuse
  1021. IVDUintravenous drug use
  1022. IVFintravenous fluids; in vitro fertilization
  1023. IVPintravenous pyelogram
  1024. Jflux (density)
  1025. Jjoule
  1026. JMSJunior Medical Student
  1027. JNC 7The Seventh Report of the Joint National Committee on Prevention, Detection, Evaluation, and Treatment of High Blood Pressure
  1028. JODMjuvenile onset diabetes mellitus
  1029. JPJackson Pratt drain
  1030. JRAjuvenile rheumatoid arthritis
  1031. jt.joint
  1032. J-tubejejunal feeding tube
  1033. JVDjugular venous distention
  1034. JVPjugular venous pressure
  1035. Kpotassium; kelvin
  1036. kkilo
  1037. KAFOknee ankle foot orthosis
  1038. katkatal
  1039. kbkilobase
  1040. kckilocycle
  1041. Kcalkilocalories
  1042. KCLpotassium chloride
  1043. KCTkaolin clotting time
  1044. kgkilogram
  1045. KIpotassium iodine
  1046. KJknee jerk
  1047. KmMichaelis constant
  1048. KOHpotassium hydroxide
  1049. KORkeep open rate
  1050. KPkeratic precipitate
  1051. Krkrypton
  1052. 17-KS17-ketosteroid
  1053. KSKaposi sarcoma
  1054. KTkinesio therapy or kinesiotherapist
  1055. KUBkidney, ureter, and bladder
  1056. kvkilovolt
  1057. KVOkeep vein open
  1058. kVpkilovolt peak
  1059. KWKimmelstiel Wilson (disease); Keith Wagener (retinal changes)
  1060. Lliter; left
  1061. L:S Rlecithin: spingomyelin ratio
  1062. Lalanthanum
  1063. LAleft atrium
  1064. LADleft anterior descending (coronary artery)
  1065. L&Dlabor and delivery
  1066. lablaboratory
  1067. LAClaceration
  1068. LADleft axis deviation or left anterior descending
  1069. LAEleft atrial enlargement
  1070. LAHBleft anterior hemiblock
  1071. LAOleft anterior oblique (coronary artery)
  1072. LAPleft atrial pressure; leukocyte alkaline phosphatase; leucine aminopeptidase
  1073. LARlow anterior resection
  1074. latlateral
  1075. LATSlong acting thyroid stimulator
  1076. lbpound
  1077. LBBBleft bundle branch block
  1078. LBOlarge bowel obstruction
  1079. LBPlow back pain
  1080. LBTlupus band test
  1081. LBWlow birth weight
  1082. LClethal concentration
  1083. LCAleft coronary artery
  1084. LCATlecithin cholesterol acyltransferase
  1085. LCLlateral collateral ligament
  1086. LCMleft costal margin; lymphocytic choriomeningitis (virus)
  1087. LCXleft circumflex (coronary artery)
  1088. LD50lethal dose, median
  1089. LDHlactate dehydrogenase
  1090. LDLlow-density lipoprotein
  1091. LElower extremity; lupus erythematosus
  1092. LEEPloop electrosurgical excision procedure
  1093. LENISlower extremity non-invasive study
  1094. LESlower esophageal sphincter
  1095. LETSlarge external transformation sensitive (fibronectin)
  1096. Leuleucine
  1097. LFAleft frontoanterior (fetal position)
  1098. LFPleft frontoposterior (fetal position)
  1099. LFTliver function test
  1100. LGAlarge for gestational age
  1101. LGSILlow grade squamous intraepithelial lesion
  1102. LGVlymphogranuloma venereum
  1103. LHluteinizing hormone
  1104. LH-RFluteinizing hormone releasing factor
  1105. LH-RHluteinizing hormone releasing hormone
  1106. LHCleft heart cath
  1107. Lilithium
  1108. LIHleft inguinal hernia
  1109. ligligament
  1110. LIMAleft internal mammary artery
  1111. liq.liquid; fluid
  1112. LLEleft lower extremity
  1113. LLLleft lower lobe
  1114. LLQleft lower quadrant
  1115. LMleft main coronary artery
  1116. LMAlaryngeal mask airway
  1117. LMDlocal medical doctor
  1118. LMNlower motor neuron
  1119. LMPlast menstrual period
  1120. LMTleft mentotransverse (fetal position)
  1121. LMWHlow molecular weight heparin
  1122. LNlymph node; liquid nitrogen
  1123. LNDlymph node dissection
  1124. LNMPlast normal menstrual period
  1125. LNPFlymph node permeability factor
  1126. LOAlysis of adhesions
  1127. LOClevel/loss of consciousness
  1128. LOPleft occipitoposterior (fetal position)
  1129. LOTleft occipitotransverse (fetal position)
  1130. LPlumbar puncture
  1131. LPFlow power field
  1132. LPHlipotropic pituitary hormone (lipotropin)
  1133. LPNlicensed practical nurse
  1134. Lrlawrencium
  1135. LRlactated Ringer (solution)
  1136. LRCPLicentiate of the Royal College of Physicians
  1137. LRCSLicentiate of the Royal College of Surgeons
  1138. LRHluteinizing hormone releasing hormone
  1139. LSlumbro-sacral
  1140. LSAleft sacroanterior (fetal position)
  1141. LSDlysergic acid diethylamide
  1142. LSILlow-grade squamous epithelial lesion
  1143. LSPleft sacroposterior (fetal position)
  1144. LSTleft sacrotransverse (fetal position)
  1145. LTlight touch
  1146. LTDlowest tolerated dose
  1147. LTHluteotropic hormone
  1148. LTMlong-term memory
  1149. LTRlong terminal repeat
  1150. Lulutetium
  1151. LUEleft upper extremity
  1152. LULleft upper lobe
  1153. LUQleft upper quadrant
  1154. LUTSlower urinary tract symptoms
  1155. LVleft ventricle
  1156. LVADleft ventricular assist device
  1157. LVEDPleft ventricular end diastolic pressure
  1158. LVEFleft ventricular ejection fraction
  1159. LVETleft ventricular ejection time
  1160. LV FXNleft ventricular function
  1161. LVHleft ventricular hypertrophy
  1162. LVNlicensed vocational nurse
  1163. Lyslysine (or its radicals in peptides)
  1164. LYTESelectrolytes
  1165. mu; micro; heavy chain class corresponding to IgM
  1166. �Cimicrocurie
  1167. �Eqmicroequivalent
  1168. �gmicrogram
  1169. �Lmicroliter
  1170. �mmicrometer
  1171. ��micromicro
  1172. Mmaster; medicine; mega; molar; thousand; muscle; myopic
  1173. mmale; mass; meter; minim; mole; meta; muscle
  1174. M + AMcompound myopic astigmatism
  1175. M&Mmorbidity and mortality
  1176. mAmilliampere
  1177. MAmental age; Master of Arts; Medical Assistant
  1178. MAAmacroaggregated albumin
  1179. Mabmonoclonal antibody
  1180. MACmonitored anesthesia care; Mycobacterium avium complex
  1181. MAIMycobacterium avium-intracellulare
  1182. MAOmonoamine oxidase
  1183. MAOBmonoamine oxidase-B
  1184. MAOImonoamine oxidase inhibitor
  1185. man. prim.first thing in the morning
  1186. MAPmean arterial pressure; morning after pill
  1187. mA-Smilliampere second
  1188. MASTmedical/military antishock trousers
  1189. MATMiller Analogies Test
  1190. Mbmyoglobin
  1191. MBCmaximum breating capacity
  1192. MbCOcarbon monoxided myglobin
  1193. MBDminimal brain dysfunction
  1194. MbO2oxymyoglobin
  1195. MBTmaternal blood type
  1196. mc; mCimillicurie
  1197. MCMedical Corp
  1198. mcgmicrogram
  1199. MCHmean corpuscular hemoglobin
  1200. MCHCmean corpuscular hemoglobin concentration
  1201. MCLmedial collateral ligament
  1202. MCPmetacarpal-phalangeal
  1203. MCVmean corpuscular volume
  1204. MDDoctor of Medicine; muscular dystrophy
  1205. Mdmendelevium
  1206. MDImetered-dose inhaler
  1207. MDRmulti-drug resistant
  1208. MDRTBmulti-drug resistant tuberculosis
  1209. MEMedical Examiner
  1210. Memethyl
  1211. MEDminimum effective dose
  1212. medmedial
  1213. Med TechMedical Technician; Medical Technologist
  1214. MEDLARSMedical Literature Analysis and Retrieval System
  1215. MEDSmedicines
  1216. MELDModel for End-Stage Liver Disease
  1217. mEqmilliequivalent
  1218. mEq/Lmilliequivalent per liter
  1219. ME ratiomyeloid/erythroid ratio
  1220. MEPmaximal expiratory pressure
  1221. MeSHMedical Subject Headings
  1222. Metmethionine
  1223. METmetabolic equivalent of task
  1224. metHbmethemoglobin
  1225. metMbmetmyoglobin
  1226. MEVmillion electron volts (106 ev)
  1227. MFNmaternal-fetal medicine
  1228. MGmyasthenia gravis
  1229. Mgmagnesium
  1230. MgSO4magnesium sulfate
  1231. mgmilligram
  1232. MHCmajor histocompatibility complex
  1233. mhosiemens unit
  1234. MHzmegahertz
  1235. MImyocardial infarction; mitral insufficiency
  1236. MICUmedical intensive care unit
  1237. MIDminimum infective dose
  1238. MIDCABminimally invasive direct coronary artery bypass
  1239. MIPmaximum inspiratory pressure
  1240. mist.a mixture
  1241. MKmenaquinone (vitamin K2)
  1242. mks, MKSmeter kilogram second (system unit)
  1243. mlmilliliter
  1244. MLDminimum lethal dose
  1245. MLEmidline episiotomy
  1246. MLFmedial longitudinal fasciculus
  1247. MMmucous membrane; multiple myeloma
  1248. mmmillimeter
  1249. mm Hgmillimeters of mercury
  1250. MMEFmaximal mid expiratory flow
  1251. mMolmillimole
  1252. MMPmultiple medical problems
  1253. MMPIMinnesota Multiphasic Personality Inventory (test)
  1254. MMRmeasles-mumps-rubella (vaccine)
  1255. MMSEMini-Mental Status Examination
  1256. Mnmanganese
  1257. Momolybdenum
  1258. MOCMedical Officer on Call
  1259. MODMedical Officer of the Day
  1260. molmole
  1261. mol wtmolecular weight
  1262. MOMmilk of magnesia
  1263. MOPPMustargen (mechlorethamine hydrocholoride), Oncovin (vincristine sulfate), procarbazine hydrochloride, and prednisone
  1264. mor. dict.as directed
  1265. mor. sol.as accustomed
  1266. MPCmaximum permitted concentration
  1267. MPDmaximal permissible dose
  1268. MPHMaster of Public Health
  1269. MPNmost probable number
  1270. MPSmononuclear phagocyte system
  1271. mrmilk ring (test); milliroentgen; mitral regurgitation
  1272. Mrmolecular (weight) ratio
  1273. MRAmagnetic resonance angiography
  1274. MRCPmagnetic resonance cholangio pancreatography
  1275. mrd; MRDminimal reacting dose
  1276. MRgFUSMR-guided focused ultrasound surgery
  1277. MRImagnetic resonance imaging
  1278. MRSAmethicillin resistant staph aureus
  1279. MSmitral stenosis; multiple sclerosis; Master of Science
  1280. MS I, II, III, IVmedical student: first, second, third, and fourth year
  1281. msecmillisecond
  1282. m/secmeters per second
  1283. MSHmelanocyte stimulating hormone
  1284. MSMmen who have sex with men
  1285. MSNMaster of Science in Nursing
  1286. MSSAmethicillin-sensitive staph aureus
  1287. MTMedical Technologist; Medical Transcriptionist; Monitor Technician
  1288. MTPmetatarsalphalangeal (joint)
  1289. MuMache unit
  1290. MUGAmultiple gated acquisition (imaging)
  1291. MUSEmedicated urethral system erection
  1292. MVmitral valve
  1293. mVmillivolt
  1294. MVAmotor vehicle accident
  1295. MVEMurray Valley encephalitis (virus)
  1296. MVImultivitamin injection
  1297. MVPmitral valve prolapse
  1298. MVRmitral valve replacement
  1299. MVVmaximum voluntary ventilation
  1300. MWmolecular weight
  1301. Mymyopia
  1302. νnu; kinematic viscosity
  1303. NNewton; nitrogen; normal (concentration)
  1304. nnerve; nausia; index of refraction; nano
  1305. N/Anot applicable
  1306. Nasodium
  1307. NAAnucleic acid amplification
  1308. NABSnormal active bowel sounds
  1309. NADnicotinamide adenine dinucleotide; no apparent (acute) distress
  1310. NAD+nicotinamide adenine dinucleotide (oxidized form)
  1311. NADHnicotinamide adenine dinucleotide (reduced form)
  1312. NADPnicotinamide adenine dinucleotide phosphate
  1313. NADP+nicotinamide adenine dinucleotide phosphate (oxidized form)
  1314. NADPHnicotinamide adenine dinucleotide phosphate (reduced form)
  1315. NAMEnevi, atrial myxoma, myxoid neurofibromas, and ephelides (syndrome)
  1316. NANDANorth American Nursing Diagnosis Association
  1317. NASno added salt
  1318. n.b.note well
  1319. nbniobium
  1320. NCATnormocephalic atraumatic
  1321. NCVnerve conduction velocity
  1322. nCinanocurie
  1323. NCSnerve conduction study
  1324. NCVnerve conduction velocity
  1325. Ndneodymium
  1326. NDCNational Drug Code
  1327. Nd:YAGneodymium:yttriium-aluminum-garnet (laser)
  1328. NDANew Drug Application
  1329. Neneon
  1330. NEnorepinephrine; not examined
  1331. NEBnebulizer
  1332. NEDno evidence of recurrent disease
  1333. NEEPnegative end expiratory pressure
  1334. NFNational Formulary
  1335. NG, ngnasogastric; nanogram
  1336. NGFnerve growth factor (antigen)
  1337. NGTnasogastric tube
  1338. NGUnon-gonoccocal urethritis
  1339. NHnursing home
  1340. NH3ammonia
  1341. NHLnon-Hodgkin's lymphoma
  1342. Ninickel
  1343. NICUneonatal intensive care unit
  1344. NIDDMnoninsulin-dependent diabetes mellitus
  1345. NIFnegative inspiratory force
  1346. NIHNational Institutes of Health
  1347. NKnatural killer
  1348. NKAno known allergies
  1349. NKDAno known drug allergies
  1350. NLMNational Library of Medicine
  1351. nmnanometer
  1352. NMDAN-methyl D-aspartate
  1353. NMJneuromuscular junction
  1354. NMNnicotinamide mononucleotide
  1355. NMRnuclear magnetic resonance
  1356. NMSneuroleptic malignant syndrome
  1357. nnnerves
  1358. Nonobelium
  1359. noct.in the night
  1360. noct. maneq.night and morning
  1361. non rep; n.r.do not repeat
  1362. NOSnot otherwise specified
  1363. NPnurse practitioner
  1364. Npneptunium
  1365. NPNnonprotein nitrogen
  1366. NPO; n.p.o.nothing by mouth
  1367. NRCnormal retinal correspondence
  1368. NREMnonrapid eye movement (sleep)
  1369. NRMno regular medications
  1370. nRNAnuclear RNA
  1371. NSnormal saline
  1372. NSAIDnonsteroidal anti-inflammatory drug
  1373. NSBGPnon-specific bowel gas pattern
  1374. NSCLCAnon-small cell lung cancer
  1375. NSRnormal sinus rhythm
  1376. NTnasotracheal
  1377. NTDnothing to do
  1378. NUCSnuclear medicine
  1379. NUGnecrotizing ulcerative gingivitis
  1380. N&V, N/Vnausea and vomiting
  1381. NYHANew York Heart Association
  1382. Ωomega; ohm
  1383. o-ortho
  1384. Oeye; opening; oxygen; pint
  1385. O2oxygen
  1386. OAosteoarthritis
  1387. O&Povum and parasites
  1388. OAVoculoauriculovertebral (dysplasia, syndrome)
  1389. OBobstetrics; occult blood (followed by + or -)
  1390. OB/GYNobstetrics and gynecology
  1391. OBSorganic brain syndrome
  1392. OCoral contraceptive
  1393. OCDobsessive-compulsive disorder
  1394. OCGoral cholecystogram
  1395. OCPoral contraceptive pill
  1396. ODDoctor of Optometry; Officer of the Day; overdose
  1397. O.D.right eye; overdose
  1398. ODDoculodentodigital (dysplasia, syndrome)
  1399. Oeoersted (centimeter gram second unit of magnetic field strength)
  1400. OEotitis externa
  1401. OFDorofaciodigital (dysostosis, syndrome)
  1402. OKTOrtho-Kung T (cell)
  1403. ol.oil
  1404. OLTorthotopic liver transplant
  1405. OMotitis media
  1406. OMLorbitomeatal line
  1407. om. mane vel noc.every morning or night
  1408. OMMophthalmomandibulomelic (dysplasia syndrome)
  1409. omn. hor.every hour
  1410. omn. noct.every night
  1411. OmPCouter membrane porin C
  1412. OMSorganic mental syndrome
  1413. ONoptic nerve; over night
  1414. OOBout of bed
  1415. OOPout of plaster
  1416. OPopening pressure; osmotic pressure; outpatient
  1417. O/Poropharynx
  1418. OPDoutpatient department
  1419. OPVoral polio vaccine
  1420. ORoperating room
  1421. ORDoptical rotatory dispersion
  1422. ORIFopen reduction with/and internal fixation
  1423. ORLoto-rhino laryngology
  1424. Ornornithine (or its radical)
  1425. Oroorotate; orotic acid
  1426. Ososmium
  1427. O.S.left eye
  1428. OSAobstructive sleep apnea
  1429. OSHAOccupational Safety and Health Administration
  1430. OToccupational therapy
  1431. OTCover-the-counter
  1432. OTDout the door
  1433. OUeach eye; both eyes
  1434. O/Wotherwise
  1435. OXToxytocin
  1436. ozounce
  1437. P, pmelting point
  1438. pafter; pulse; pending; pico; pupil
  1439. P2pulmonic second sound
  1440. Ppara; partial; peta; phosphorus; plasma; pressure
  1441. 32Pphosphorus-32
  1442. P1first parental generation
  1443. P-A; PA; pa; Paplacenta abruption; posteroanterior; Physician's Assistant; pulmonary artery; pascal; protactinium
  1444. PABApara-aminobenzoic acid (vitamin B10)
  1445. Paco2partial pressure of carbon dioxide in alveolar gas
  1446. PACpremature atrial contraction
  1447. PACUpostanesthesia care unit
  1448. PADperipheral arterial disease
  1449. PAFplatelet-aggregating (or platelet-activating) factor
  1450. PAHparaaminohippuric (acid)
  1451. PALSpediatric advanced life support
  1452. P-ANCAperinuclear antineutrophil cytoplasmic antibody
  1453. PAO 2alveolar oxygen partial pressure
  1454. PaO2 peripheral arterial oxygen content; partial pressure of arterial oxygen
  1455. Pap, Pap testPapanicolaou smear
  1456. PAPpulmonary artery pressure
  1457. part. vicin divided doses
  1458. PASpara aminosalicylic (acid), periodic acid Schiff (reagent)
  1459. PASApara aminosalicylic acid
  1460. PATparoxysymal atrial tachycardia
  1461. P&PDpercussion and postural drainage
  1462. Pblead
  1463. PBCprimary billiary cirrhosis
  1464. PBGporphobilinogen
  1465. PBIprotein-bound iodine
  1466. p.c.after meals
  1467. PCApatient-controlled analgesia
  1468. PCBpolychlorinated biphenyl
  1469. PCIpercutaneous coronary intervention
  1470. PCKDpolycystic kidney disease
  1471. PCLposterior cruciate ligament
  1472. PCMpacemaker
  1473. PCODpolycystic ovarian disease
  1474. Pco 2carbon dioxide pressure
  1475. PCOSpolycystic ovarian syndrome
  1476. PCPphyncyclidine; plasma cell pneumonia; pneumocystis carinii pneumonia; primary care physician; primary care provider
  1477. PCRpolymerase chain reaction
  1478. PCTpercutaneous transhepatic cholangiography
  1479. PCWPpulmonary capillary wedge pressure
  1480. Pdpalladium
  1481. PDinterpupillary distance; Parkinson disease; peritoneal dialysis
  1482. pdprism diopter; pupillary distance
  1483. PDApatent ductus arteriosus; posterior descending artery
  1484. PDGFplatelet derived growth factor
  1485. PDLLpoorly differentiated lymphocytic lymphoma
  1486. PDRPhysicians' Desk Reference
  1487. PEphysical examination; pulmonary embolism
  1488. PEEPpositive end expiratory pressure
  1489. PEFRpeak expiratory flow rate
  1490. PEGpercutaneous endoscopic gastrostomy
  1491. perthrough or by
  1492. PERRLApupils equal, regular, react to light and accommodation
  1493. PETpositron emission tomography
  1494. PFpeak flow; plantar flexion
  1495. PF4platelet factor 4
  1496. PFOpatent foramen ovale
  1497. PFP, P4Ppay for performance
  1498. PFTpulmonary function test
  1499. pgpicogram
  1500. PGprostaglandin
  1501. PGAprostaglandin A
  1502. PGBprostaglandin B
  1503. PGEprostaglandin E
  1504. PGFprostaglandin F
  1505. pHhydrogen ion concentration
  1506. PHpin hole
  1507. Phphenyl
  1508. Ph1Philadelphia (chromosome)
  1509. PHAphytohemagglutinin (antigen)
  1510. Pharm; Phar.pharmacy
  1511. Pharm DDoctor of Pharmacy
  1512. PhDDoctor of Philosophy
  1513. Phephenylalanine (or its radical)
  1514. PHGGerman Pharmacopeia
  1515. PhGGraduate in Pharmacy
  1516. PHNPublic Health Nurse; postherpetic neuralgia
  1517. PIpresent illness; previous illness; pulmonic insufficiency disease
  1518. PICCperipherally inserted central catheter
  1519. PIDpelvic inflammatory disease
  1520. PIFprolactin inhibiting factor
  1521. PIHpregnancy-induced hypertension
  1522. pil.pill
  1523. PIPproximal interphalangeal
  1524. PIPDA (scan) 99mTc-para-isopropylacetanilido-iminodiaacetic acid (cholescintigraphy)
  1525. pKnegative logorithm of the ionization constant (Ka) of an acid
  1526. PKUphenylketonuria
  1527. PLTplatelets
  1528. pmpicometer
  1529. PMafternoon/evening; post mortem
  1530. PMDprimary medical doctor
  1531. PMHpast medical history
  1532. PMIpoint of maximal impulse; point of maximum intensity
  1533. PMNpolymorphonuclear neutrophil leukocytes
  1534. PMRSphysical medicine and rehabilitation service
  1535. PMSpremenstrual syndrome
  1536. PNprogress note; Practical Nurse
  1537. PNApneumonia
  1538. PNBXprostate needle biopsy
  1539. PNDparoxysmal nocturnal dyspnea
  1540. PNHparoxysmal nocturnal hemoglobinuria
  1541. PNSperipheral nervous system
  1542. PNPplatelet neutralization procedure
  1543. PNPBpositive negative pressure breathing
  1544. PNSperipheral nervous system
  1545. Popolonium
  1546. PO; p.o.orally, by mouth
  1547. PO2partial pressure of oxygen
  1548. PODpost op day
  1549. POEMSpolyneuropathy, organomegaly, endocrinopathy, monoclonal protein, and skin changes (syndrome)
  1550. POLSTphysician orders for life-sustaining therapy
  1551. POMPprednisone, Oncovin (vincristine sulfate), methotrexate, and Purinethol (6-mercaptopurine)
  1552. POPpopliteal
  1553. PORproblem-oriented (medical) record
  1554. post.posterior
  1555. PPplacenta previa; postprandial or pulsus paradoxus; pyrophosphate
  1556. PPDpurified protein derivative (TB test)
  1557. PPIproton pump inhibitor
  1558. PPLOpleuropneumonia like organism
  1559. ppmparts per million
  1560. PPMSprimary progressive multiple sclerosis
  1561. PPNperipheral parenteral nutrition
  1562. PPPPPpain, pallor, pulselessness, paresthesia, paralysis
  1563. PPO2,5-diphenyloxazole
  1564. PPSpost-polio syndrome
  1565. PPTLpost partum tubal ligation
  1566. PPVpositive pressure ventilation
  1567. Prpraseodymium; presbyopia
  1568. p.r.through the rectum
  1569. PRAplasma renin activity
  1570. PRBCspacked red blood cells
  1571. PRFprolactin releasing factor
  1572. PRLprolactin
  1573. p.r.n.as needed
  1574. Proproline (or its radicals)
  1575. pro time/PTprothrombin time
  1576. PROMpassive range of motion; premature rupture of membranes
  1577. PSpulmonic stenosis
  1578. PSAprostate-specific antigen
  1579. PSCprimary sclerosing cholangitis
  1580. PSHpast surgical history
  1581. psipounds per square inch
  1582. PSVprostate-specific antigen
  1583. PTprothrombin time; physical therapy
  1584. Ptplatinum; patient
  1585. ptpint
  1586. PTAprior to admission; peritonsilar abscess; plasma thromboplastin antecedent
  1587. PTAHphosphotungstic acid hematoxylin
  1588. PTCApercutaneous transluminal coronary angioplasty
  1589. PTHparathyroid hormone
  1590. Pthalpersantine thallium
  1591. PTHCpercutanous transhepatic cholangiogram
  1592. PTSDpost-traumatic stress disorder
  1593. PTTpartial thromboplastin time
  1594. PTUprophylthiouracil
  1595. PTXpneumothorax
  1596. Puplutonium
  1597. PUOpyrexia of unknown origin
  1598. PUBSpercutaneous umbilical blood sampling
  1599. PUPPpruritic urticarial papules and plaques of pregnancy
  1600. PUDpeptic ulcer disease
  1601. PUVA(oral administration of) psoralen (and subsequent exposure to ) ultraviolet light of A wavelength
  1602. p.v.through the vagina; polycythemia vera; portal vein
  1603. Pvaxpneumococcal vaccination
  1604. PVCpremature ventricular contraction; polyvinylpyrrolidone (povidone)
  1605. PVDperipheral vascular disease
  1606. PVRperipheral vascular resistance
  1607. qevery
  1608. Qcoulomb; volume of blood flow
  1609. qAMeach morning
  1610. Qco2microliters CO2 given off per milligram of dry weight of tissue per hour
  1611. q.d.every day
  1612. QFT-GQuantiFERON-TB Gold
  1613. q.h.every hour
  1614. q.2h.every 2 hours
  1615. q.3h.every 3 hours
  1616. q.4h.every 4 hours
  1617. QHSevery night
  1618. q.i.d. afour times a day
  1619. q.l.as much as wanted
  1620. qnsquantity not sufficient
  1621. Qo; Qo2oxygen consumption
  1622. q.o.d. aevery other day
  1623. q.p.as much as desired
  1624. qPMeach evening
  1625. q.s.as much as needed; quantity sufficient
  1626. Qs/Qtshunt fraction
  1627. Qttotal cardiac output
  1628. qtquart
  1629. q.v.as much as you please
  1630. Rright; gas constant (8.315 joules); (organic) radical; Reamur (scale); resistance; resolution; respiration; respiratory
  1631. rracemic; roentgen
  1632. RArheumatoid arthritis; right atrium
  1633. Raradium
  1634. RADright atrial axis deviation
  1635. radradiation absorbed dose
  1636. RAEright atrial enlargement
  1637. RAIradioactive iodine
  1638. RAIUradioactive iodine uptake
  1639. RAPright atrial pressure
  1640. RASreticular activating system
  1641. RASTradioallergosorbent test
  1642. RAVRous-associated virus
  1643. RAWresistance, airway
  1644. Rbrubidium
  1645. R/Breferred by; relieved by
  1646. RBBBright bundle branch block
  1647. RBCred blood cell; red blood count
  1648. RBFrenal blood flow
  1649. RBPretinol-binding protein
  1650. RCAright coronary artery
  1651. RCCrenal cell cancer
  1652. RCMright costal margin
  1653. RCTrandomized controlled trial; rotator cuff tear
  1654. RDRaynaud disease; reaction of degeneration; reaction of denervation; Registered Dietitian
  1655. RDArecommended daily/dietary allowance
  1656. RDHRegistered Dental Hygienist
  1657. RDIrespiratory disturbance index
  1658. rDNAribosomal DNA
  1659. RDSrespiratory distress syndrome
  1660. RDWred cell distribution width
  1661. REright eye; right ear
  1662. Rerhenium
  1663. REBrebound
  1664. remroentgen equivalent, man
  1665. REMrapid eye movement; reticular erythematous mucinosis
  1666. reproentgen equivalent, physical
  1667. RFrelease factor; rheumatoid factor; risk factor
  1668. RFAradio frequency ablation; right femoral artery; right frontoanterior (fetal position)
  1669. RFLPrestriction fragment length polymorphism
  1670. RFPright frontoposterior (fetal position)
  1671. RFTrenal function test; right frontotransverse (fetal position)
  1672. Rhrhesus factor; rhodium
  1673. RHreleasing hormone
  1674. RHCright heart cath
  1675. RHDrheumatic heart disease
  1676. Rheumrheumatology
  1677. R/Irule in
  1678. RIAradioimmunoassay
  1679. Ribribose
  1680. RIGrabies immunoglobulin
  1681. RIHright inguinal hernia
  1682. RIMAright internal mammary artery
  1683. RLEright lower extremity
  1684. RLLright lower lobe
  1685. RLQright lower quadrant
  1686. RMAright mentoanterior (fetal position)
  1687. RMLright middle lobe of lung
  1688. RMPright mentposterior (fetal position)
  1689. RMTright mentotransverse (fetal position)
  1690. Rnradon
  1691. RNRegistered Nurse
  1692. RNAribonucleic acid; Registered Nurse Anesthetist
  1693. Rnaseribonuclease
  1694. RNCRegistered Nurse Certified
  1695. RNEFradionuclide ejection fraction
  1696. RNPRegistered Nurse Practitioner; ribonucleoprotein
  1697. R/Orule out
  1698. ROAright occipitoanterior (fetal position)
  1699. ROMrange of motion
  1700. ROMIrule out myocardial infarction
  1701. ROPright occipitoposterior (fetal position)
  1702. ROSreview of systems
  1703. ROTright occipitotransverse (fetal position)
  1704. RPRegistered Pharmacist; retinitis pigmentosa
  1705. RPGretrograde pyelogram
  1706. RPFrenal plasma flow
  1707. RPGNrapidly progressive glomerulonephritis
  1708. RPhRegistered Pharmacist
  1709. RPLNDretroperitoneal lymph node dissection
  1710. RPMrevolutions per minute
  1711. RPMSrelapsing-progressive multiple sclerosis
  1712. RPRrapid plasma reagin
  1713. RQrespiratory quotient
  1714. RRrecovery room; respiratory rate; relative risk
  1715. RRMSrelapsing-remitting multiple sclerosis
  1716. rRNAribosomal RNA
  1717. RRPradical retropubic prostatectomy
  1718. RRRregular rate and rhythm; relative risk reduction
  1719. Rsresolution
  1720. RSrespiratory synctial (virus)
  1721. RSAright sacroanterior (fetal position)
  1722. RSDreflex sympathetic dystrophy
  1723. RSPright sacroposterior (fetal positon)
  1724. RSTright sacrotransverse (fetal position)
  1725. RSVrespiratory syncytial virus; Rous sarcoma virus
  1726. RTradiation therapy; respiratory therapy; Radiologic Technologist; Registered Technologist; Respiratory Therapist
  1727. R/Trelated to
  1728. RTArenal tubular acidosis
  1729. RTCreturn to clinic
  1730. RTErenal tubular epithelium
  1731. rTMPribothymidylic acid
  1732. Ruruthenium
  1733. RUresin uptake
  1734. RUEright upper extremity
  1735. RUGretrograde urethogram
  1736. RULright upper lobe
  1737. RUQright upper quadrant
  1738. RVresidual volume; right ventricle
  1739. RVADright ventricular assist device
  1740. RVEFright ventricular ejection fraction
  1741. RVGright ventriculogram
  1742. RVHright ventricular hypertrophy
  1743. RVRrapid ventricular response
  1744. Rxtreatment
  1745. ssigma; reflection coefficient; standard deviation; 1 millisecond; half; steady state
  1746. Smark; saturation of hemoglobin (percentage of) (followed bysubscript o2 or co2); siemens; spheric; sulfur
  1747. ssine; without
  1748. S.sacral
  1749. S1first selfing generation
  1750. S-A; S/A; SAsinoatrial
  1751. SAAsynthetic amino acid
  1752. SAAGserum ascites albumin gradient
  1753. S&Esugar and acetone
  1754. SABspontaneous abortion
  1755. SADseasonal affective disorder
  1756. SAHsub-arachnoid hemorrhage
  1757. Sao2oxygen saturation (of) arterial (oxyhemoglobin)
  1758. SARSsevere acute respiratory syndrome
  1759. SBsmall bowel
  1760. Sbantimony
  1761. SBEsubacute bacterial endocarditis
  1762. SBFTsmall bowel follow through
  1763. SBOsmall bowel obstruction
  1764. SBPsystolic blood pressure
  1765. SBSshort bowel syndrome
  1766. SC, sc, s.c.subcutaneous(ly); sternoclavicular
  1767. Scscandium
  1768. SCCAsquamous cell cancer
  1769. SCIspinal cord injury
  1770. SCLsoft contact lens
  1771. SCLCAsmall cell lung cancer
  1772. SCrserum creatinine
  1773. ScDDoctor of Science
  1774. SCIDsevere combined immunodeficiency
  1775. SDstandard deviation; streptodornase
  1776. SDAspecific dynamic action
  1777. SDATsenile dementia of the Alzheimer type
  1778. S.E.standard error
  1779. Seselenium
  1780. SEMsystolic ejection murmur
  1781. Sed ratesedimentation rate
  1782. semih.half an hour
  1783. Serserine
  1784. SERMselective estrogen receptor modulator
  1785. SfSvedberg flotation (constant, unit)
  1786. SFAsuperficial femoral artery
  1787. SFVsuperficial femoral vein
  1788. SGSwan Ganz
  1789. SGAsmall for gestational age
  1790. SGGTserum gamma-glutamyl transpeptidase
  1791. SGOTserum glutamic-oxaloacetic transaminase
  1792. SGPTserum glutamic-pyruvic transaminase
  1793. SIinternational system of units
  1794. Sisilicon
  1795. SIADHsyndrome of inappropriate diuretic hormone
  1796. SIDsource-to-image (-receptor) distance
  1797. SIDSsudden infant death syndrome
  1798. Sig.write on label; affix a label, inscribe
  1799. SIMVspontaneous/sychronous intermittent mandatory ventilation
  1800. SIRDsourct-to-image-receptor distance
  1801. SIRSsystemic inflammatory response syndrome
  1802. SISIsmal increment (or short increment) sensitivity index (test)
  1803. SJSStevens-Johnson syndrome
  1804. SKseborrheic keratosis; streptokinase
  1805. slsublingual
  1806. SLEsystemic lupus erythematosus
  1807. SLPspeech-language pathology
  1808. SLRstraight leg raise
  1809. Smsamarium
  1810. SMOslips made out
  1811. SMSSenior Medical Student
  1812. Sntin
  1813. SNStudent Nurse
  1814. SNFskilled nursing facility
  1815. SNRIserotonin and norepinephrine reuptake inhibitor
  1816. SNSsympathetic nervous system
  1817. SOAPsubjective, objective, assessment plan (problem oriented medical record)
  1818. SOBshortness of breath
  1819. sol; solnsolution, dissolved
  1820. s.o.s.if necessary
  1821. SPSpeech Pathologist
  1822. S/Pno change after; status post
  1823. SPAsingle proton absorptiometry
  1824. SPCAserum prothrombin conversion accelerator (factor VII)
  1825. SPECTsingle-photon emission computed tomography
  1826. SPEPserum protein electro-pheresis
  1827. sp grspecific gravity
  1828. SPFskin protection factor
  1829. sphspherical
  1830. spmsuppression and mutation
  1831. SPMSsecondary progressive multiple sclerosis
  1832. spp.species
  1833. spt.spirit
  1834. s.q.; SQsubcutaneous(ly)
  1835. Srstrontium
  1836. SRFsomatotropin releasing factor
  1837. SRF-Aslow reacting factor of anaphylaxis
  1838. SRIFsomatotropin-release-inhibiting factor
  1839. sRNAsoluble RNA
  1840. SRSslow-reacting substance (of anaphylaxis)
  1841. SRS-Aslow-reacting substance of anaphylaxis
  1842. ssa half
  1843. s/ssigns and symptoms
  1844. ssDNAsingle stranded DNA
  1845. SSIsliding scale insulin
  1846. ssp.subspecies
  1847. SSRIselective serotonin reuptake inhibitor
  1848. SSSsick sinus syndrome
  1849. st.let it/them stand
  1850. STscapulothoracic
  1851. StaphStaphylococcus
  1852. stat.immediately
  1853. STDsexually transmitted disease
  1854. STELshort term exposure limit
  1855. STHsomatotropic hormone
  1856. STIsexually transmitted infection
  1857. STMshort-term memory
  1858. STPDstandard temperature (0� C) and pressure (760 mmHg absolute), dry
  1859. StrepStreptococcus
  1860. STSserologic test for syphilis
  1861. STUskin test unit
  1862. STXstricture
  1863. sup.superior
  1864. supf.superficial
  1865. SVstroke volume; supraventricular; sievert (unit)
  1866. SVCsuperior vena cava
  1867. SVDspontaneous vaginal delivery
  1868. SVGsaphenous vein graft
  1869. SVTsupraventricular tachycardia
  1870. SWsocial worker
  1871. Sxsymptoms
  1872. syr.syrup
  1873. Sz; SZRseizure
  1874. tmetric ton
  1875. ttemperature (Celcius); tritium
  1876. Ttemperature; absolute (Kelvin); tension (intraocular); tera; tesla; tetanus (toxoid); tidal (volume); tocopherol; transverse (tubule); tritium; tumor (antigen)
  1877. T!decreased tension (pressure)
  1878. T+increased tension (pressure)
  1879. T3triiodothyronine
  1880. T4tetraiodothyronine; thyroxine
  1881. T6thoracic nerve pair 6
  1882. TAtoxin-antitoxin
  1883. Tatantalum
  1884. TAAthoracic aortic aneurysm
  1885. T&Atonsillectomy and adenoidectomy
  1886. T&Ctype and cross
  1887. T&Htype and hold
  1888. T&Stype and screen
  1889. TABthreatened abortion; therapeutic abortion; tablet
  1890. TACtransient aplastic crisis
  1891. TADtransient acantholytic dermatosis
  1892. TAFtumor angiogenesis factor
  1893. TAHtotal abdominal hysterectomy
  1894. TARthrombocytopenia with absent radii (syndrome)
  1895. TATthematic apperception test
  1896. T.A.T.toxin-antitoxin
  1897. TBtuberculin; tuberculosis; tubercle bacillus
  1898. Tbterbium
  1899. TBGtotal binding globulin; thyroid-binding globulin
  1900. TBPthyroxine-binding protein
  1901. TBVtotal blood volume
  1902. Tctechnetium
  1903. 99mTMtechnetium 99m
  1904. TCcurrent temperature
  1905. TCAtricarboxylic acid; trichloracetic acid; tricyclic antidepressant
  1906. TCCtransitional cell cancer
  1907. TCNtalocalcaneonavicular (joint)
  1908. Tdtetanus-diptheria toxoid; tardive dyskinesia
  1909. TDPribothymidine 5' diphosphate
  1910. t.d.s.to be taken three times daily
  1911. TDWBATtouch down weight bearing as tolerated
  1912. Tetellurium; tetanus
  1913. TEDDtotal end-diastolic diameter
  1914. TEEtransesophageal echocardiogram
  1915. TENtoxic epidermal necrolysis
  1916. TENStranscutaneous electrical nerve stimulation
  1917. TESDtotal end-systolic diameter
  1918. TFCItransient focal cerebral ischemia
  1919. TFstube feeds
  1920. TGthyroglobulin; tryglycerides
  1921. Ththorium
  1922. THAtotal hip arthroplasty
  1923. THCtetrahydrocannabinol
  1924. Thrthreonine (or its radicals)
  1925. THRtotal hip replacement
  1926. Tititanium
  1927. TIAtransient ischemic attack
  1928. TIBCtotal iron-binding capacity
  1929. t.i.d.three times a day
  1930. TIGtetanus immune globulin
  1931. t.i.n. three times a night
  1932. tinct., trtincture
  1933. TIPStransvenous intrahepatic porto-systemic shunt
  1934. ti/ttotduty cycle
  1935. TKAtotal knee arthroplasty
  1936. TKOto keep open
  1937. TKRtotal knee replacement
  1938. Tlthallium
  1939. TLC, tlctender loving care; thin layer chromatography; total lung capacity; triple lumen catheter
  1940. TLVthreshold-limit value
  1941. tmtemperature midpoint (Celsius)
  1942. Tmthulium; tubular maximal (excretory capacity of kidneys)
  1943. TMtympanic membrane; transport maximum
  1944. TMJtemporomandibular joint
  1945. TMNtumor metastases nodes (universal tumor staging system)
  1946. TMPribothymidine 5' monophosphate
  1947. TMTtarsometatarsal
  1948. TMVtobacco mosaic virus
  1949. Tn(ocular) tension; (intraoccular) tension normal
  1950. TNtrigeminal nerve
  1951. TNFtumor necrosis factor
  1952. TNF-Itumor necrosis factor inhibitor
  1953. TNF-αtumor necrosis factor alpha
  1954. TNMtumor-node-metastasis (tumor staging)
  1955. TNTtrinitrotoluene
  1956. TNTCtoo numerous to count
  1957. TNTMtoo numerous to mention
  1958. TOtelephone order
  1959. TOAtubo-ovarian abscess
  1960. top.topically
  1961. TOPVtrivalent oral polio vaccine
  1962. TORBtelephone order read back
  1963. TORCHtoxoplasmosis, other, rubella, cytomegalovirus, and herpes simplex (maternal infections)
  1964. TOXtoxicology
  1965. TOXOtoxoplasmosis
  1966. TPtotal protein
  1967. TPA; t-PAtissue plasminogen activator
  1968. TPHATreponema pallidum hemagglutination (test)
  1969. TPITreponema pallidum immobilization test for syphilis
  1970. TPNtotal parenteral nutrition
  1971. TPOthyroid peroxidase
  1972. TPRtemperature, pulse, and respiration
  1973. TRtricuspid regurgitation
  1974. tr, tinct.tincture
  1975. TRAPcriteria tremor, rigidity, akinesia or postural instablity bradykinesia, and postural instability
  1976. Tregregulatory T cell
  1977. TRHthyrotropin releasing hormone (stimulation test)
  1978. TRICtrachoma inclusion conjunctivitis (organism)
  1979. trit.triturate, grind
  1980. tRNAtransfer RNA
  1981. Trptryptophan (and its radicals)
  1982. TRUStransrectal ultrasound
  1983. TSDtime since death
  1984. TSEtesticular self-examination
  1985. TSHthyroid-stimulating hormone
  1986. TSStoxic shock syndrome
  1987. TSTAtumor-specific transplantation antigen
  1988. TTthrombin time
  1989. TTEtrans-thoracic echocardiogram
  1990. TTPthrombotic thrombocytopenic purpura
  1991. tTGantitransglutaminase
  1992. TUtoxic unit; toxin unit; Tuberculin units
  1993. TUMAtransurethral microwave antenna
  1994. TURtransurethral resection
  1995. TURBTTUR bladder tumors
  1996. TURPtransurethral resection of the prostate
  1997. TVtidal volume
  1998. TVCtrue vocal cord
  1999. TVHtotal vaginal hysterectomy
  2000. TVUStransvaginal ultrasound
  2001. twtwice a week
  2002. Txtreatment; transplant; transfusion
  2003. Tyrtyrosine (and its radicals)
  2004. Uuranium; uridine (in polymers); urinary (concentration)
  2005. U auranium; unit a
  2006. UAurinalysis; uric acid
  2007. UACuric acid
  2008. UAOupper airway obstruction
  2009. UBDuniversal blood donor
  2010. UCulcerative colitis
  2011. UCCurgent care center
  2012. UCXurine culture
  2013. uduse as directed
  2014. UDPuridine diphosphate
  2015. UDPGuridine diphosphate glucose
  2016. UDSurodynamic study
  2017. UEupper extremity
  2018. UFultra filtration
  2019. UFHunfractionated heparin
  2020. UGIupper gastrointestinal
  2021. UGISupper gastrointestinal series
  2022. UHFultrahigh frequency
  2023. ult. praes.the last ordered
  2024. Umb; umb; umboumbilicus
  2025. UMNupper motor neuron
  2026. UMPuridine monophosphate (uridylic acid)
  2027. ung.ointment
  2028. UNSAunstable angina
  2029. UOurine output
  2030. u-PAurokinase
  2031. UPEPurine protein electropheresis
  2032. UPJureteropelvic junction
  2033. UPPPuvulopalatopharyngeoplasty
  2034. Urduridine
  2035. URIupper respiratory infection
  2036. URQupper right quandrant
  2037. USultrasonic, ultrasound
  2038. USANUnited States Adopted Name
  2039. USPUnited States Pharmacopeia
  2040. USPHSUnited States Public Health Service
  2041. ut. dict.as directed
  2042. UTDUp to date
  2043. UTIurinary tract infection
  2044. UTPuridine triphosphate
  2045. UUNurinary urea nitrogen
  2046. UVultraviolet
  2047. UVAultraviolet A light
  2048. UVBultraviolet B light
  2049. UVJureterovesical junction
  2050. vvein; vomiting; venous; volt
  2051. Vvanadium; vision; visual (acuity); volt; volume
  2052. Vventilation; gas flow
  2053. VAalveolar ventilation
  2054. VAvisual acuity; viral antigen
  2055. V-Aventriculoatrial
  2056. VADvenous access device
  2057. Valvaline (and its radicals)
  2058. V&Pvagotomy and pyloroplasty
  2059. Va/Qventilation/perfusion ratio
  2060. VATERvertebral defects, imperforate anus, tracheoesophageal fistula with esophageal atresia, and radial and renal dysplasia
  2061. VATSvideo assisted thoracoscopic surgery
  2062. VAXvaccine
  2063. VBACvaginal birth after Cesarean section
  2064. VBGvenous blood gas
  2065. VCvision, color; vital capacity; vocal cord
  2066. VCEvagina, (ecto)cervix, endocervical canal
  2067. VCUGvoiding cystourethrogram
  2068. V1CV6unipolar precordial electrocardiogram chest leads
  2069. VDvenereal disease
  2070. VD(physiologic) dead space
  2071. VDRLVenereal Disease Research Laboratories
  2072. VFventricular fibrillation
  2073. Vffield of vision
  2074. VHDLvery high density lipoprotein
  2075. VIPvasoactive intestinal peptide
  2076. VLBWvery low birth weight
  2077. VLDLvery low density lipoprotein
  2078. VMAvanillylmandelic acid
  2079. Vmaxmaximal velocity
  2080. VNVisiting Nurse, Vocational Nurse
  2081. VOverbal or voice order
  2082. VOEVistA-Office Electronic Health Record
  2083. vol.volume
  2084. vol %volume percent
  2085. VORBverbal order read back
  2086. VPventriculo-peritoneal; vasopressin
  2087. V/Qventilation/perfusion
  2088. VRvocal resonance
  2089. VREvancomycin-resistant enterococcus
  2090. VSvolumetric solution; vesicular sound; vital signs
  2091. VSDventricular septal defect
  2092. VSSvital signs stable
  2093. VTtidal volume
  2094. VTventricular tachycardia
  2095. VVvaricose veins
  2096. VWvessel wall
  2097. VWFVon Willebrand factor
  2098. VZIGvaricella zoster immune globulin
  2099. VZVvaricella zoster virus
  2100. Wtungsten
  2101. wwatt
  2102. WAISWechsler Adult Intelligence Scale
  2103. WAPwritten action plan
  2104. WBwhole blood
  2105. WBATweight bearing as tolerated
  2106. WBCwhite blood cell; white blood count
  2107. WCWard Clerk
  2108. WDwell developed
  2109. WDLLwell-differentiated lymphocytic (or lymphatic) lymphoma
  2110. WDWNwell-developed, well-nourished
  2111. WEEwestern equine encephalomyelitis
  2112. WF/BFwhite female/black female
  2113. WHwell-hydrated
  2114. WHOWorld Health Organization
  2115. WIAwounded in action
  2116. WIDwidow, widower
  2117. WM/BMwhite male/black male
  2118. WNwell-nourished
  2119. WNLwithin normal limits
  2120. WNVWest Nile virus
  2121. W/Owithout
  2122. WOwritten order; weeks old; wide open
  2123. WOPwithout pain
  2124. W.P.whirlpool
  2125. WPWWolf-Parkinson-White
  2126. wt.weight
  2127. W-T-Dwet to dry
  2128. W/Uwork-up
  2129. w/v.weight in volume
  2130. xmultiplied by; except
  2131. X; Xaoxanthosine
  2132. X2Dtimes two days
  2133. Xexenon
  2134. 133Xexenon 133
  2135. XIeleven
  2136. XIItwelve
  2137. XLextended release; extra large
  2138. XLRcrossed leg raise
  2139. XMcrossmatch
  2140. XMMxeromammography
  2141. XOMextraocular movements
  2142. XSexcessive
  2143. XRTX-ray therapy
  2144. XUexcretory urogram
  2145. XULNtimes upper limit of normal
  2146. yyocto-
  2147. Yyttrium
  2148. YAGyttrium-aluminum-garnet (laser)
  2149. Ybytterbium
  2150. YFyellow fever
  2151. YLCyoungest living child
  2152. yoyears old
  2153. yobyear of birth
  2154. yryear
  2155. ytdyear to date
  2156. Zatomic number; carbobenzoxy (chloride)
  2157. ZDVzidovudine
  2158. ZEZollinger-Ellison
  2159. ZEEPzero end-expiratory pressure
  2160. ZESZollinger-Ellison syndrome
  2161. Z-ESRzeta erythrocyte sedimentation rate
  2162. Znzinc
  2163. 65Znzinc 65
  2164. ZnOzinc oxide
  2165. Zrzirconium
  2166. ZSBzero stools since birth
  2167. ZSRzeta sedimentation ratio

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