Ventricular Outflow Obstruction

Left Ventricular Outflow Obstruction; Outflow Obstruction, Left Ventricular; Outflow Obstruction, Right Ventricular; Right Ventricular Outflow Obstruction; Inflow Obstruction, Ventricular; Inflow Obstructions, Ventricular; Obstruction, Ventricular Inflow
Occlusion of the ventricular outflow or inflow tract on either side of the heart. It may result from a congenital defect or predisposing heart disease, or as a complication of surgery or tumors of the heart or its vessels.