sigmoido-, sigmo- +

The endoscopic examination of the anus, rectum, and sigmoid colon.

Having an abnormally long sigmoid flexure (S-shaped curve) of the large intestine between the descending colon and the rectum.

Surgical excision of the anus, rectum, and sigmoid flexure.

Inflammation of the rectum and sigmoid colon.

An instrument for illuminating and viewing the rectum and sigmoid colon.

The examination of the rectum and sigmoid with the sigmoidoscope.

The surgical excision of the rectum and sigmoid; proctosigmoidectomy: Dr. Thompson explained to Jim that a rectosigmoidectomy was necessary in order to to remove the infected rectum and sigmoid colon.

1. Shaped like the Greek capital letter sigma (Σ), or like the letter "S".
2. A reference to the sigmoid flexure.

1. The S-shaped part of the colon which lies in the pelvis, extending from the pelvic brim to the third segment of the sacrum, and is continuous above with the descending (or iliac) colon and below with the rectum.
2. The part of the colon that turns medially at the left iliac crest, between the descending colon and the rectum; shaped like the letter "S".

Excision of the sigmoid colon (the portion of the colon that connects to the descending colon above and the rectum below).

The surgical excision of the sigmoid colon.

Inflammation of the sigmoid colon.

Operative attachment of the sigmoid colon to a firm structure to correct rectal prolapse (protrusion of the rectal mucous membrane through the anus).

The sigmoid colon is that portion of the colon that connects to the descending colon above and the rectum below.

A fiber-optic tubular instrument inserted through the anus for examining the interior of the rectum and sigmoid (lower) colon.

Inspection of the sigmoid colon through a sigmoidoscope.