title: [Acquired valvular diseases. (1) Orientation].
mesh_terms: D000328:Adult; D001022:Aortic Valve Insufficiency / Q000175:diagnosis*; D006332:Cardiomegaly / Q000175:diagnosis*; D004562:Electrocardiography; D006352:Heart Ventricles; D006801:Humans; D008297:Male; D008875:Middle Aged; D008946:Mitral Valve Stenosis / Q000175:diagnosis*