Post-operative pelvic abscess and massive melaena complicating acute gangrenous appendicitis.
D000038:Abscess; D000208:Acute Disease; D001064:Appendicitis; D001065:Appendix / Q000601:surgery*; D006801:Humans; D008551:Melena / Q000209:etiology*; D010388:Pelvis; D011184:Postoperative Period
APPENDIX/surgery; MELENA/etiology and pathogenesis; PELVIS/abscess