Fig. 2From: Causes and treatment strategies of unilateral leaflet escape of bileaflet mechanical prosthetic heart valves after surgery: a case seriesPost-operative echocardiographies of the patients with aortic valve and mitral valve replacements. A The echocardiography after aortic valve replacement shows that the forward blood flow is normal, with no obvious regurgitation or perivalvular leakage; B The echocardiography after mitral valve replacement shows that the forward blood flow is normal without obvious regurgitation or perivalvular leakageBack to article page