How are reactions to Hymenoptera stings graded?

Updated: Nov 08, 2018
  • Author: Randy Park, MD; Chief Editor: Joe Alcock, MD, MS  more...
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A patient's reaction to a Hymenoptera sting determines the treatment required. Reactions may be graded as local, urticaria without systemic symptoms, and generalized. Emergency physicians should attempt to determine degree of reaction based on both patient history and a physical examination.

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