Complications in surgery of the colon and rectum.

Postoperative complications after surgery of the colon and rectum are related most often to sepsis, anastomotic disruption, hemorrhage, urinary tract injury, bowel stoma, and sexual dysfunction. Improved safety in colorectal surgery requires comprehensive preparation of the patient with attention to associated diseases, clear surgical judgement, excellence in technical skill, and aggressive postoperative management of any complications that may develop.