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Doctor insights on: Colonoscopy Medical Tool

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Might it be that a colonoscopy prevents colon cancer, or is it simply a screening tool?

Might it be that a colonoscopy prevents colon cancer, or is it simply a screening tool?

Yes it can: Colonoscopy is done to look for polyp which are precursors of cancer. So if the polyp is removed before it becomes cancerous, then we have prevented development of colon cancer. ...Read more

Dr. Charles Cattano
1,990 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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Couldn't do. My colonoscopy/gastroscopy due to extreme fear of medical stuff, even with 20mg temazepam, what can I do to relax more for retest?

Couldn't do. My colonoscopy/gastroscopy due to extreme fear of medical stuff, even with 20mg temazepam, what can I do to relax more for retest?

Talk to your doc!: It's ok to be scared & anxious. Many people are too worried to take tests that can detect problems early on when it's easier to treat. Talk to your doc about your fears. S/he should have other options up their proverbial sleeve besides temazepam 20mg. Perhaps you'll need to consider an anesthesiologist rather than just conscious sedation. Good luck! ...Read more

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Pasty dirrhea vomiting and abdominal pain with a resent hospitalization for ednoscopy and colonoscopy should I seek medical attention?

Pasty dirrhea vomiting and abdominal pain with a resent hospitalization for ednoscopy and colonoscopy  should I seek medical attention?

Yes: Vomiting and diarrhea may be due to partial bowel obstruction from a variety of causes none of which should be ignored. An upper GI with water-soluble contrast should be done soon. It will tell you if there is something to worry about. Have you been losing weight? All the more reason to see a doc. ...Read more

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63 year-old woman still has continuous mild stomach pain affecting her daily life, despite 3 yrs of medical treatment for gastritis found after.....?

63 year-old woman still has continuous mild stomach pain affecting her daily life, despite 3 yrs of medical treatment for gastritis found after.....?

Cause of pain?: From the description, I'm not convinced the pain is from the gastritis. Further workup is needed. If not already done, I'd start with a current H&P, followed by new more thorough labs and/or a CT of the abdomen. ...Read more

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Is a colonoscopy painful?

Is a colonoscopy painful?

It shouldn't: Colonoscopies for the most part are not painful especially if sedation is used ...Read more

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How deep does a colonoscopy go?

How deep does a colonoscopy go?

Right colon: A proper colonoscopy should reach the right side of the colon to the junction of the colon and the small intestine. ...Read more

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How is a colonoscopy performed?

How is a colonoscopy performed?

Camera on a snake: A video camera on the end of a flexible stalk, not unlike a snake, is inserted through the rectum while you are asleep. You don't feel a thing, you won't remember it, and the only bed part is the prep. ...Read more

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What if i ate before colonoscopy?

What if i ate before colonoscopy?

They would cancel: If you ate, your intestines may not be clean, so a reliable examination becomes difficult to carry out. This means there is going to be likely cancellation of the colonoscopic procedure. ...Read more