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Brugada syndrome — ABEM Board MCQ

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ModerateCardiovascular emergenciesBrugada syndromeABEM Board

A 24-year-old man presents as triage level 2 after syncope during a febrile illness. ECG shows coved ST elevation in V1 to V2 with T-wave inversion. Electrolytes are normal and troponin is negative. Which of the following is the most likely diagnosis?

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

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Correct answer: B — Brugada syndrome

Syncope plus fever-unmasked coved ST elevation in right precordial leads is characteristic of Brugada syndrome and carries malignant arrhythmia risk.

Reference: ABEM EM Model; AHA arrhythmia guidance