Hyponatremia induced Brugada syndrome mimicking ST segment elevation myocardial infarction.

Seventy-three year-old male with history of diabetes, hypertension, and chronic kidney disease stage 3 presented with epigastric pain and hyponatremia. ECG showed new ST segment elevation at precordial leads consistent with Cove-type Brugada ECG pattern. Cardiac catheterization revealed non-significant coronary artery stenosis.