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 (kō-lŏn′ə-skōp′, kə-)
A long flexible endoscope, often equipped with a device for obtaining tissue samples, that is used for visual examination of the colon. Also called coloscope.


(Medicine) an instrument for examining the colon, consisting of a flexible lighted tube that is inserted in the colon to look for abnormalities and to remove them or take tissue samples
[C20: from colon2 + -o- + -scope]
colonoscopy n


(koʊˈlɒn əˌskoʊp, kə-)
See under colonoscopy.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.colonoscope - an elongated fiberoptic endoscope for examining the entire colon from cecum to rectum
endoscope - a long slender medical instrument for examining the interior of a bodily organ or performing minor surgery
References in periodicals archive ?
ORLANDO -- Evidence supports "backing off" from screening colonoscopies every 5 years for patients who had one or two nonadvanced adenomas removed during a prior colonoscopy, Thomas F.
Today's colonoscopies are less burdensome, with lower-volume bowel preparations and better techniques that lessen discomfort and increase the quality and efficacy of the procedure, she explains.
Colonoscopy saves lives, but "high-quality" colonoscopies--that is, colonoscopies carried out by doctors who are particularly adept at identifying polyps (precancerous growths) are associated with a 50 to 60 percent lower risk for colon cancer and colon cancer fatalities over a patient's lifetime.
A retrospective study led by researchers at Brigham and Women's Hospital (BWH), has found an overuse of colonoscopies for colorectal cancer screening and surveillance.
Furthermore, the hybrid strategy required 55% fewer FITs and 41% more colonoscopies than FIT alone, and required 2.
Colonoscopies are a screening tool used to detect polyps and prevent the development of colorectal cancer, but statistics show that some people are not having colonoscopies performed as often as they should, while others are undergoing them coo often.
With colonoscopy, for most people it's really prevention," said Wu, who has done upwards of 1,000 colonoscopies per year in his nearly 20 years of practice.
Virtual colonoscopies present an effective and convenient alternative, but not all insurance plans (including Medicare) cover the test.
To assess colonoscopy rates in HIV-positive people and what those colonoscopies showed, a group of clinicians in Bonn, Germany planned this study.
The researchers suggested it would be premature to base any extension on screening interval guidelines for colonoscopies on this one study alone.
Colonoscopies can detect colon cancer early, while it can still be treated or even cured, and usually involve using a camera threaded up through the rectum and into the colon.
Colonoscopies save lives by finding growths that are potential problems and removing them on the spot.