Feb. 4, 2003 — Risk of perforation from colonoscopy is twice that from sigmoidoscopy, according to the results of a population-based study reported in the Feb. 5 issue of the Journal of the National ...

Researchers investigated data from 15,098 patients who underwent colonoscopy from Jan. 2001-Dec. 2008. Patients were divided into two groups — 1,106 hemodialysis patients and 13,992 controls — and ...

Researchers looked at nearly 1 million colonoscopies performed in Sweden over a 16-year span, including inpatient and outpatient procedures. Rates of bleeding and perforation were found to be lower in ...

Over a 3.5-year period, 10,124 endoscopic procedures of the colon (8,987 colonoscopies and 1,137 flexible sigmoidoscopies) were performed. Patients had an average age of 59 years (SD = 14.5, range ...

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DEAR DR. ROACH: I have a colonoscopy scheduled for mid-May. I spoke with the physician assistant, and she read me the warnings about possible punctures and possible bleeding afterward. With a puncture ...

Dear Dr. Gott: You mentioned gangrene of the bowel in your column. I had never heard of this until recently. A friend of mine had a colonoscopy last September and had no problems detected. However, in ...

The risk of perforation to the colon after a sigmoidoscopy, although small, is about half the risk of a perforation after a colonoscopy, according to a new study comparing the two procedures used for ...