sigmoid colon

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sigmoid colon

[′sig‚mȯid ′kō·lən]
(anatomy)
The S-shaped portion of the colon between the descending colon and the rectum.
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,