sigmoid colon

(redirected from Colon, sigmoid)
Also found in: Dictionary, Thesaurus, Encyclopedia.

sig·moid co·lon

[TA]
the part of the colon describing an S-shaped curve between the pelvic brim and the third sacral segment; it is continuous with the rectum.
Farlex Partner Medical Dictionary © Farlex 2012

sigmoid colon

n.
An S-shaped section of the colon between the descending section and the rectum. Also called sigmoid flexure.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

sigmoid colon

The S-shaped part of the large intestine between the descending colon and rectum.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

sig·moid co·lon

(sig'moyd kō'lŏn) [TA]
The part of the colon describing an S-shaped curve between the pelvic brim and the third sacral segment; it is continuous with the rectum.
Synonym(s): colon sigmoideum [TA] .
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

sigmoid colon

The S-shaped lower end of the colon extending down from about the level of the brim of the pelvis to the RECTUM. Sigma is the Greek letter S.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005

Sigmoid colon

The final portion of the large intestine that empties into the rectum.
Gale Encyclopedia of Medicine. Copyright 2008 The Gale Group, Inc. All rights reserved.
References in periodicals archive ?
In case of oral extrusion the site of perforation may be stomach followed by jejunum, while in case of anal extrusion the site of perforation may be caecum, ascending colon, transverse colon, splenic flexure, descending colon, sigmoid colon.
Tumor locations were divided into cecum and ascending colon, transverse colon, descending colon, sigmoid colon, and rectum.
study involved 43,611 participants in the 10-center Prostate, Lung, Colorectal, and Ovarian (PLCO) Cancer Screening Trial, of whom 3,591 had adenomatous polyps of the descending colon, sigmoid colon, or rectum, At the time of screening, participants filled out questionnaires on usual dietary intake over the previous 12 months,