Ballooning deformity (mucoid degeneration) of atrioventricular valves.
D000368:Aged; D001344:Autopsy; D003327:Coronary Disease / Q000150:complications; D004697:Endocarditis, Bacterial / Q000150:complications; D005260:Female; D006326:Heart Auscultation; D006349:Heart Valve Diseases / Q000473:pathology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D008943:Mitral Valve / Q000473:pathology*; D008944:Mitral Valve Insufficiency / Q000150:complications / Q000209:etiology / Q000473:pathology; D014261:Tricuspid Valve / Q000473:pathology*; D014262:Tricuspid Valve Insufficiency / Q000473:pathology