Peptic ulceration of the left atrium.
D000368:Aged; D005260:Female; D006325:Heart Atria; D006331:Heart Diseases / Q000209:etiology; D006551:Hernia, Hiatal / Q000150:complications; D006801:Humans; D010439:Peptic Ulcer Perforation / Q000150:complications*; D013276:Stomach Ulcer / Q000150:complications*