January 2008 QUIZ OF THE MONTH . . .
Which one or ones of the following factors increases the chance of a reaction to an insect sting in a patient who has experienced a previous reaction?
- Skin sensitivity to venom.
- A history of allergic rhinitis.
- Total serum IgE.
- The baseline level of serum beta-tryptase.
- Increased basophil response to histamine releasing factor.
Discussion
An ongoing study of insect sting reactions at Johns Hopkins Medical School has revealed factors which are predictive of a repeat reaction to insect sting in a previous reactor. All of the above increase the chances of a repeat reaction with the exception of total IgE.References
Golden D. Current Opinion in Allergy and Clinical Immunology 2007; 7(4):331-336
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