A rare case of cardiac arrest due to anomalous origin of the non-dominant right coronary artery

A 29-year-old male had a cardiac arrest while running on the treadmill.The initial rhythm was ventricular fibrillation and he was successfully resuscitated.The patient had been performing leisure exercise for years and reported no symptoms prior to collapsing.He had no family history of cardiac disease or sudden death.He was not taking medication and denied substance abuse.The electrocardiogram and echocardiogram were normal.Cardiac troponin I was elevated, peaking 24 hours later at 20 515 pg/ml.Coronary angiography revealed anomalous origin of the non-dominant right coronary artery (RCA) from the left sinus of Valsalva.Computed tomography coronary angiography (CTCA) confirmed several high-risk features: slit-like orifice, acute takeoff, and

Abstract licence: CC BY-NC-ND

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