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Virtual Colonoscopy Vs Traditional Colonoscopy
A special ct scan: Virtual colonoscopy is a ct scan of the colon. Unlike optical colonoscopy, the patient does not receive sedation and no polyps can be removed. However, virtual colonoscopy is an excellent tests for patients who are not physically able to undertake regular colonoscopy. ...Read moreSee 2 more doctor answers
Focus on GI tract.: While the initial pictures may reveal general findings within the abdomen and pelvis, the study is geared towards the computer-generated reconstruction of the large intestines to create the "virtual colonoscopy". This rendering is reviewed by the radiologist. Prep is still required to optimize the pictures, and it tends to miss very small polyps. ...Read moreSee 1 more doctor answer
Please name the pros/cons of a virtual colonoscopy vs a regular one? Which one would you recommend first or only? Why?
Pros and cons: Virtual colonoscopy pros: "safe"; cons: radiation (it's a ct scan, not covered by insurance, not as accurate, still need bowel prep real colonoscopy pros: therapeutic (if a polyp is found, it can be removed), covered by insurance. Cons: rare complications such as bleeding, perforation. Being a GI doc, I am naturally biased to latter. ...Read moreSee 1 more doctor answer
I was wondering if a normal colonoscopy is painful and is a virtual colonoscopy as accurate as a normal colonoscopy and can it detect any cancer?
Must i have contrast injection during virtual colonoscopy? what about drinking barium? can virtual colon be done without one or both of these?
CT colonoscopy: is a CT scan with specific technical parameters. There is a bowel prep to clear out the colon, and a tube is placed into the rectum to fill the colon with air. A barium enema uses x-ray/fluoroscopy instead of CT. With a rectal tube, the colon is filled with barium and air, and the patient placed in different positions for viewing. Barium enema has been largely replaced by colonoscopy. ...Read more
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