Sunday June 27, 1999 - Question 2

Which of the following statements regarding necrotic arachnidism is correct?

A. The Loxosceles species spiders (Brown Recluse) are the only species in the United States capable of producing necrotic arachnidism.

B. The severity of the local and systemic effects associated with necrotic arachnidism correlate very well with each other.

C.  Envenomation produces a “bull’s-eye” lesion at the site of the bite, which typically forms an area of necrosis within 6 to 12 hours.

D. Necrotic lesions are often large and extend into the subcutaneous fat and muscle requiring weeks to months to heal.

E. Systemic symptoms develop during the first 1 or 2 days after an envenomation, and may include fever, chills, nausea, and myalgias.
 

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