[Problems in abdominal surgery in the aged].
D000005:Abdomen / Q000601:surgery*; D000367:Age Factors; D000368:Aged; D001064:Appendicitis / Q000601:surgery; D001660:Biliary Tract Diseases / Q000601:surgery; D005260:Female; D059685:Herniorrhaphy; D006801:Humans; D007415:Intestinal Obstruction / Q000601:surgery; D008297:Male; D008875:Middle Aged; D011127:Polyps / Q000601:surgery; D011183:Postoperative Complications; D013270:Stomach / Q000601:surgery; D013272:Stomach Diseases / Q000601:surgery; D013274:Stomach Neoplasms / Q000601:surgery; D013276:Stomach Ulcer / Q000601:surgery