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Typical ECG and radiographic features of cardiac sarcoidosis. (A) ECG demonstrates first-degree A-V block (P-R interval, 200 ms) and right bundle branch block. (B) Cardiac magnetic resonance showing multifocal abnormal late gadolinium enhancement involving the mid- to epicardial lateral ventricular wall (arrowheads). (C) Cardiac positron emission tomography demonstrates intense hypermetabolic uptake of 18F-fluorodeoxyglucose in the lateral left ventricular wall (arrow).
