title: Mitral regurgitation due to rupture of chordae tendineae by calcified atrial myxoma.
mesh_terms: D002815:Chordae Tendineae; D006325:Heart Atria / Q000473:pathology; D006326:Heart Auscultation; D006331:Heart Diseases / Q000209:etiology; D006338:Heart Neoplasms / Q000150:complications* / Q000473:pathology; D006801:Humans; D008297:Male; D008875:Middle Aged; D008944:Mitral Valve Insufficiency / Q000209:etiology*; D009232:Myxoma / Q000150:complications* / Q000473:pathology; D012422:Rupture, Spontaneous / Q000209:etiology