18-year-old Woman in Pediatrics — 18yo Woman | Allergy & Immunology | SMLE Q#9529
SMLE Question #9529
Pediatrics
Allergy & Immunology
Objective: OBJ-PED-ALLERGY-ANAPHYLAXIS-VACCINE
Last updated: February 2026
An 18-year-old woman develops generalized urticaria, wheeze, and dyspnea immediately after IV iodinated contrast during an abdominal CT scan. She is anxious and lightheaded. Examination shows diffuse erythematous wheals over the trunk and bilateral expiratory wheezes. What is the most appropriate immediate therapy?
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