title: Multi-valvular regurgitation in Marfan's syndrome detected by Doppler echocardiography.
mesh_terms: D000293:Adolescent; D001022:Aortic Valve Insufficiency / Q000150:complications*; D004452:Echocardiography; D006801:Humans; D008297:Male; D008382:Marfan Syndrome / Q000150:complications*; D008944:Mitral Valve Insufficiency / Q000150:complications*; D014262:Tricuspid Valve Insufficiency / Q000150:complications / Q000175:diagnosis*