Mitral valve prolapse (MVP) is a valvular heart disease characterized by the displacement of an abnormally thickened mitral valve leaflet into the left atrium during systole. There are various types of MVP, broadly classified as classic and nonclassic. In its nonclassic form, MVP carries a low risk of complications. In severe cases of classic MVP, complications include mitral regurgitation, infective endocarditis, congestive heart failure, and—in rare circumstances—cardiac arrest, usually resulting in sudden death. The diagnosis of MVP depends upon echocardiography, which uses ultrasound to visualize the mitral valve...