Medical Emergencies · single question
In that allergic reaction, which sign most clearly indicates an allergic response?
Show answer and explanation
Correct answer: A. Rash (urticaria)
- A. Correct. A rash/urticaria (with itching) is a hallmark cutaneous sign of an allergic reaction.
- B. Tachycardia is nonspecific (anxiety, epinephrine, many causes).
- C. Headache is nonspecific and not allergy-specific.
- D. Dry mouth is not a defining allergic sign.
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