Palpable masses and peptic ulceration.
D000005:Abdomen; D000328:Adult; D000368:Aged; D006801:Humans; D007813:Laparotomy; D008100:Liver Abscess / Q000209:etiology; D008297:Male; D008875:Middle Aged; D010437:Peptic Ulcer / Q000150:complications* / Q000175:diagnosis; D010439:Peptic Ulcer Perforation / Q000175:diagnosis / Q000601:surgery