URMC / Encyclopedia / Content Search Encyclopedia All About Allergy Many symptomatic conditions of allergy require clinical care by a physician or other health care professional. Listed in the directory below are some of the conditions that result from allergic reactions, for which we have provided a brief overview. Allergy Overview Allergies and the Immune System IgG Deficiencies Pemphigus Vulgaris Allergens: Triggers of Allergy Attacks Animals Chemical Sensitivity Dust and Dust Mites Foods Egg Allergy Diet Diet for Lactose Intolerance Milk Allergy Diet Peanut Allergy Diet Shellfish Allergy Diet Soy Allergy Diet Tree Nut Allergy Diet Wheat Allergy Diet Insect Stings Latex Pollen Poison Ivy / Poison Oak Symptomatic Conditions of Allergy Asthma Symptoms or Reactions Atopic Dermatitis Contact Dermatitis Rhinitis Urticaria Diagnostic Procedures for Allergy Treatment for Allergy