William O. Ntim, MB, ChB

Features of hypertrophic obstructive cardiomyopathy (HOCM) include obstruction at the left ventricular outflow tract (caused by a markedly thickened proximal interventricular septum) and systolic anterior motion of the mitral valve. The case discussed here illustrates several classic features of this disease including clinical presentation, diagnostic workup, and noninvasive and invasive management.