Keywords ilecocecal valve;colitis;ulcerative;adenomatous polyposis coli;proctocolectomy;mucosal proctectomy;cecum-anus astomosis;

• 关键词回盲瓣;结肠炎;溃疡性;腺瘤性息肉病;结肠;结肠直肠切除术;直肠粘膜切除;重建性;