03-07-2010, 02:42 PM
A 26-year-old woman is admitted to the hospital for evaluation after having survived a cardiac arrest. She had been resuscitated promptly using an automated external defibrillator. The initial rhythm was ventricular fibrillation. She does not smoke or use illicit drugs, and was feeling well before the event. Her medical history is unremarkable, and there is no family history of cardiovascular disease.
The cardiac examination is pertinent for a grade 2/4 early systolic murmur along the left sternal border. The echocardiogram demonstrates a septal wall thickness of 3.2 cm (normal
The cardiac examination is pertinent for a grade 2/4 early systolic murmur along the left sternal border. The echocardiogram demonstrates a septal wall thickness of 3.2 cm (normal