Fig. 2From: Medical and surgical management of a pulmonary hypertensive adult patient with unrepaired complex congenital heart disease: a case reportTransthoracic echocardiography. a Perimembranous-type VSD in the parasternal long-axis view before surgery. b Tricuspid regurgitation before surgery with a peak pressure gradient of 125 mmHg. c 1 year after surgery. d Tricuspid regurgitation at 1 year after surgery with a peak pressure gradient of 36 mmHgBack to article page