title: Left ventricular outflow tract obstruction coexisting with ventricular septal defect.
mesh_terms: D001020:Aortic Stenosis, Subvalvular / Q000150:complications* / Q000175:diagnosis; D002312:Cardiomyopathy, Hypertrophic / Q000150:complications*; D002648:Child; D002675:Child, Preschool; D004452:Echocardiography; D006345:Heart Septal Defects, Ventricular / Q000150:complications* / Q000175:diagnosis; D006801:Humans