Pediatric emergency medicine trisk 2009 2009
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FIGURE 90.19 Hymenoptera capable of causing allergic reactions.
Triage: Systemic allergic reactions may be grouped by severity.
Group I consists of urticaria, generalized erythema, malaise.
Group II includes angioedema or two or more of the following: chest or throat
tightness, nausea, vomiting, and dizziness.
Group III consists of dyspnea, wheezing, or stridor and two or more of the
following: dysphagia, dysarthria, hoarseness, weakness, confusion, feeling of
impending disaster.
Group IV consists of life-threatening systemic reactions, including hypotension,
and shock. Anaphylactic reactions secondary to insect stings occur in 0.5% to
5% of the population.
