The difficulty in diagnosing atrial myxoma during life.
D000368:Aged; D001344:Autopsy; D001921:Brain / Q000473:pathology; D006325:Heart Atria; D006338:Heart Neoplasms / Q000175:diagnosis* / Q000473:pathology; D006801:Humans; D009232:Myxoma / Q000175:diagnosis* / Q000473:pathology