skip to main content

Kawasaki disease — USMLE Step 3 MCQ

Instant feedback + full explanation. One question, done properly.

HardPediatrics (well-child, chronic management)Kawasaki diseaseUSMLE Step 3

A 3-year-old boy has fever for 6 days, bilateral conjunctival injection, cracked lips, strawberry tongue, swollen hands, and cervical lymphadenopathy. He has no exudative pharyngitis. Which of the following is the most appropriate next step in management?

Educational content. Not a substitute for clinical judgement or local policy.

Reveal the answer and explanation

Correct answer: C — Administer IV immunoglobulin and aspirin and obtain echocardiography

Kawasaki disease is treated promptly with IVIG and aspirin to reduce coronary artery aneurysm risk; echocardiography assesses coronary involvement.

Reference: AHA Kawasaki Disease Scientific Statement