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Brugada syndrome — RCPSC IM MCQ

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HardCardiologyBrugada syndromeRCPSC IM

A 41-year-old man from Vancouver is assessed after nocturnal agonal respirations witnessed by his spouse. His brother died suddenly at age 36. ECG shows coved ST elevation in V1-V2 with T-wave inversion, and echocardiography is normal. Potassium, calcium and troponin are normal. What is the most likely diagnosis?

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Correct answer: D — Brugada syndrome

Nocturnal ventricular arrhythmia symptoms, family history of sudden death, normal structural imaging and type 1 right precordial coved ST elevation are characteristic of Brugada syndrome.

Reference: CCS inherited arrhythmia guidance