What are the possible causes of acute urticaria (hives)?

Updated: Mar 21, 2018
  • Author: Henry K Wong, MD, PhD; Chief Editor: Michael A Kaliner, MD  more...
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Answer

Urticaria may be caused by other immediate hypersensitivity allergic reactions to an ingested, inhaled, or percutaneously inoculated substance (eg, latex, stinging insects, occupational exposures). See the following image.

Local urticaria on a patient with latex allergy wh Local urticaria on a patient with latex allergy who was touched with a latex glove.

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