sigmoidoscope


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Related to sigmoidoscope: sigmoidoscopy, colonoscopy

sigmoidoscope

 [sig-moi´do-skōp]
an endoscope for use in sigmoidoscopy.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

sig·moi·do·scope

(sig-moy'dō-skōp),
An endoscope for viewing the lumen of the sigmoid colon.
Synonym(s): sigmoscope
[sigmoido- + G. skopeō, to view]
Farlex Partner Medical Dictionary © Farlex 2012

sigmoidoscope

(sĭg-moi′də-skōp′)
n.
A tubular instrument used for inspection of the sigmoid colon.

sig·moid′o·scop′ic (-skŏp′ĭk) adj.
sig′moid·os′co·py (sĭg′moi-dŏs′kə-pē) n.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

sigmoidoscope

A narrow-bore, lighted device for examining the sigmoid colonic mucosa, which can be rigid or flexible, and equipped to obtain biopsies from regions of interest.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

sigmoidoscope

Gastroenterology A narrow-bore, lighted device for examining the sigmoid colon mucosa, which can be rigid or flexible, and equipped to obtain biopsies from regions of interest. See Endoscopy.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.

sig·moi·do·scope

, sigmoscope (sig'moy'dŏ-skōp, sig'mŏ-)
An endoscope for viewing the cavity of the sigmoid colon.
[sigmoido- + G. skopeō, to view]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
References in periodicals archive ?
Sigmoidoscopy involves the insertion of a thin lighted instrument, the sigmoidoscope, into the rectum to inspect the lining of the colon (the large intestine).
Similar to the flexible sigmoidoscope, the colonoscope is a longer tube that allows the health care professional to examine the entire large intestine.
A study from Albert Einstein Medical Center in Philadelphia found that the percentage of cancers within reach of a flexible sigmoidoscope declined from 65% in 1985 to 48% from 1985 to 1998.
With the arrival of fiber optics, it became possible to look directly at the inside of the colon--first through a short, flexible tube (the flexible sigmoidoscope) and later, through a much longer version of the same instrument, the colono-scope, which extends four to six feet into the colon.
Colorectal cancer detection with the 60 cm flexible sigmoidoscope in a solo general internist's office.
The most commonly used instrument is the rigid sigmoidoscope, a metal instrument about 10 inches long that can view the interior of the rectum and the lower colon.
Of these 184 adenomatous polyps, 106 (58%) were potentially within reach of the flexible sigmoidoscope. Only three adenocarcinomas were discovered during the entire study period.
During his clinical practice, the index physician (W.H.) realized that many of the patients examined with the flexible sigmoidoscope actually required examination of the entire colon.
Only one of the four Dukes stage C cancers detected by FOBT was in the descending colon, sigmoid, or rectum and thus was potentially within reach of the flexible sigmoidoscope. The other five patients with colorectal cancers who were compliant with the screening recommendations had their cancers detected after they were symptomatic, qualifying as false-negative FOBTs.