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Doctor insights on: Virtual Colonoscopy Locations

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What happens during a virtual colonoscopy?

What happens during a virtual colonoscopy?

Virtual: You are in a cat scanner, with air and sometimes contrast pumped into you. Unpleasant and not as accurate as a regular colonoscopy. Also, if something is found, youmwill need a colonoscopy anyway. ...Read more

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Dr. Charles Cattano
1,988 doctors shared insights

Colonoscopy (Definition)

Colonoscopy is the procedure of using a long flexible camera to visualize the entire colon from the inside with the option to take pictures, video, perform biopsies, remove polyps, etc. Generally people are sedated and do ...Read more


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What is virtual colonoscopy? Is is reliable?

What is virtual colonoscopy? Is is reliable?

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 more

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How exactly does a virtual colonoscopy work?

How exactly does a virtual colonoscopy work?

It is ct of thecolor: Bowel is prepared similar to colonoscopy.A ct is done on the colon. However polyps or cancers less than 1cms can be easily missed. ...Read more

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What can you tell me about a virtual colonoscopy?

What can you tell me about a virtual colonoscopy?

Not covered: by most insurance and Medicare as a screening tool. Not as accurate as a colonoscopy. requires a bowel prep also like a colonoscopy and is only diagnostic that is, can say you have a possible polyp. A colonoscopy can identify the polyps and remove them at the same time. Colonoscopy is still the gold standard in my opinion ...Read more

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Is a virtual colonoscopy more comfortable than a regular colonoscopy?

Same: Especially given Versed/fentynl sedation with regular colonoscopy But with virtual you can't biopsy polyps like you can with regular colonoscopu ...Read more

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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 more

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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?

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?

Not painful: No colonoscopy is a painless procedure(it is done under sedation, so you would not feel anything). Virtual colonoscopy is still not a well established procedure although it does come 90 close to standard colonoscopy in its accuracy and reliability. ...Read more

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What is the difference between a barium enema and a virtual colonoscopy?

What is the difference between a barium enema and a virtual colonoscopy?

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

Dr. Michael Puckett
42 doctors shared insights

Virtual Colonoscopy (Definition)

A virtual colonoscopy is a specialized abdominal ct scan. Using special software the abodminal ct images can be read for colon ...Read more