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Colorectal Diseases

Colonoscopy and coumadin



I am on coumadin because of my mechanical aortic heart valve. Can I have a colonoscopy with biopsies done while still on my usual coumadin dosage which keeps my INR between 2 and 3?


No, you should not have a colonoscopy with biopsies done.

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Response by:

Janice Frederick Rafferty, MD Janice Frederick Rafferty, MD
Professor of Surgery
Chief of Colorectal Surgery Division
College of Medicine
University of Cincinnati