colonoscopy


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Related to colonoscopy: colon cancer

colonoscopy

[‚kō·lə′näs·kə·pē]
(medicine)
Visual examination of the inner surface of the colon by means of an endoscope.
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Colonoscopy allows doctors to see potential lesions or polyps and remove them for biopsy on the spot, making it unsurpassed in colon cancer screening efficacy.
While the preparation is the most unpleasant part of it, the actual colonoscopy with anesthesia is "a piece of cake.
During a colonoscopy, doctors insert a thin, lighted tube into a patient's rectum to examine the length of the colon.
During a virtual colonoscopy, carbon dioxide is used to inflate the colon via a small rectal tube.
Because cardiovascular disease is often asymptomatic prior to a heart attack, researchers wanted to see if they could use virtual colonoscopy to measure calcium deposit levels within the aorta and its branching vessels without the need for additional testing.
Objective To determine the findings of complete colonoscopy in adults younger than 50 years with rectal bleeding.
Virtual colonoscopy is fast, has no complications, and uses low doses of radiation.
scanner to look for polyps in the colon, and has matched traditional colonoscopy in polyp detection.
Virtual colonoscopy is the latest technology that uses a computer tomography (CT) scanner and computer virtual reality software to create a 3-dimensional image of the colon," said LCDR Perry Pickhardt, staff radiologist and Gastro-Intestinal Radiology service chief.
Virtual colonoscopy is less invasive, requires no sedative, and takes little of the patient's time.
Colonoscopy is a safe and effective way to evaluate problems such as blood loss, pain, and changes in bowel habits such as chronic diarrhea or abnormalities that may have first been detected by other studies.