Unruptured sinus of Valsalva aneurysm with right ventricular outflow obstruction diagnosed by two-dimensional and Doppler echocardiography.

This report presents a case of an unusually large unruptured sinus of Valsalva aneurysm complicated by right ventricular outflow tract obstruction, right coronary artery occlusion and incomplete right bundle branch block. Two-dimensional and Doppler echocardiography were instrumental in preoperative diagnosis and postoperative follow-up.