What is the role of skin testing and/or in vitro immunoglobulin E (IgE) tests in the evaluation of anaphylaxis?

Updated: May 16, 2018
  • Author: S Shahzad Mustafa, MD; Chief Editor: Michael A Kaliner, MD  more...
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Skin testing, in vitro IgE tests, or both may be used to determine the stimulus causing the anaphylactic reaction (eg, food allergy, medication allergy [particularly penicillin], or insect bite or sting).

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