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Doctor insights on: How Risky Is A Colonoscopy

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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

Dr. Charles Cattano
2,048 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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Is the sigmoidoscopy a risky thing to do?

Is the sigmoidoscopy a risky thing to do?

Not generally: Flexible sig: getting cleaned out by enemas, having a flexible, lit up tube inserted into the rectum, and advanced (steered), under direct vision (video chip inside the scope) from rectum to sigmoid, and descending colon; looks at last 1.5 feet (approx) of intestine.Stops at the turn under the left ribs. No sedation usually, can do biopsy; slight risk of bleed, perforation (1 in several thousand. ...Read more

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How risky is a cardioversion?

How risky is a cardioversion?

Low Risk: This is a very low risk procedure if proceeded by a tee, transesophogael echocardiogram. ...Read more

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Is it the norm to get scheduled for a colonoscopy for hemorrhoids without anyone even checking visually for hemorrhoids? This procedure is costly.

Is it the norm to get scheduled for a colonoscopy for hemorrhoids without anyone even checking visually for hemorrhoids?  This procedure is costly.

Not the norm ...: But it all depends on the specific scenario & what symptoms are reported. If there is bright red rectal bleeding, nothing else, in a 35 year old, physical exam for hemorrhoids would come first. But if there are additional symptoms, and the person is of the age/risk level to need a colonoscopy for screening, then that procedure would be recommended. It is prudent to question these kinds of tests ...Read more

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How risky is a surgery for the brain?

How risky is a surgery for the brain?

Brain surgery: Like any surgery, brain surgery has risks that can be significant. It also depends on the type of surgery and its extent (e.g., removal of a tumor vs. A biopsy). You have to talk with the surgeon to get all the risks explained to you properly. ...Read more

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Is it safe to have a enterocutanous fistula stapled during a colonoscopy? what are the disadvantages

Is it safe to have a enterocutanous fistula stapled during a colonoscopy?  what are the disadvantages

Depends on outcome,: as usual. Big advantage: this could potentially result in the fistula closing & healing from the colon wall outward (optimal) versus surgery. The downside: bleeding or inadequate closure & healing of the colon wall because less precise than with open exposure, surgical division & careful suturing with more direct control of potential bleeding. Surgery: requires more injury&possible complications. ...Read more

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How is a liver biopsy performed and how long is this procedure?

How is a liver biopsy performed and how long is this procedure?

Uses imaging: Either ct scan or ultrasound for guidance. Small amount of sedation. Skin will be numbed with lidocaine. Small needle will take samples. See radiologyinfo.Org. ...Read more

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Is the pancreaticoduodenectomy a risky thing to do?

Is the pancreaticoduodenectomy a risky thing to do?

Major surgery: "whipple procedure" is major reworking of the plumbing, generally done to treat tumors of head of pancreas, neighboring ampulla of vater (entryway of panc and bile duct into small bowel). This shold be done by a surgeon who does "a lot" of these, in a place where they do "a lot" of these- often a cancer referral center. Can be a lot of perioperative, postoperative complications, longterm problems. ...Read more

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Is it safe to donate plasma after having a colonoscopy procedure?

no probelm: Colonoscopy should not affect your health in anyway to prevent you from doing what you want to do. ...Read more

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How risky is a pancreatic transplant?

How risky is a pancreatic transplant?

Risk vs benefit: To fully understand about the risk of an organ transplant, start with the risk of not getting the transplant and continuing with your medical therapy. Then the risk of getting the transplant will be easier to understand. It should be less than the non operative therapy. Surgical risk is never zero, but it should offer a significant benefit to the alternative. Life long immunosuppresion is required. ...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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How dangerous is a transanal resection?

How dangerous is a transanal resection?

Transanal resect: Depends on if it is for rectal or colon cancer or what or or hemorrhoids not so dangerous. So lets chat so I can help YOU! ...Read more

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How safe is a liver biopsy?

How safe is a liver biopsy?

Liver biopsy: Ultrasound guided biopsy reasonably safe. Risk of bleeding number one complaint by patients is having to lay to stomach for a number of hours. Once was done without us guidence had possibility of accidental lung biopsy with pneumothorax. Much rarer. ...Read more

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How long after a surgery is a person sedated?

How long after a surgery is a person sedated?

That depends: On so many factors: length of surgery, age of patient. Open abdominal surgery, for example, will require more pain med after, which will increase sedation effect. Some ethnic groups such as east asian patients are more sensitive to sedation than others. Elderly patients take longer to recover from sedation. So it's hard to predict exactly. Most patients recover relatively soon. ...Read more

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How common is it for someone to need a laparoscopic cholecystectomy?

How common is it for someone to need a laparoscopic cholecystectomy?

VERY common: App. 750, 000 people/year have this operation in the US, alone! While it certainly is an invasive procedure, it is a relatively painless way to cure people of a very bothersome illness. Perhaps in years-to-come we may discover a non-surgical alternative, but, at this time, this remains the gold-standard for treating gallbladder disease. ...Read more

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How uncomfortable is it to get a colonoscopy?

How uncomfortable is it to get a colonoscopy?

Depends...: Techniques of sedation vary widely, and "difficulty" of colonoscopy do too, depending on anatomy differences, previous surgeries, scar tissue and examiner technique. Discuss your concerns with whomever you choose to do it, and they should be able to allay your anxiety. Most peolpe do just fine with light sedation, but a few may need more anesthesia, often requiring an anesthesia provider. ...Read more

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Can I remain awake for a colonoscopy? Is it a tolerable procedure?

Can I remain awake for a colonoscopy? Is it a tolerable procedure?

Yes, you can: A minority of patients prefer no anesthesia and with proper information and instruction, most specialists will perform a colonoscopy without anesthesia. You are correct .... it is uncomfortable, perhaps very uncomfortable, but tolerable to those who are motivated to tolerate it. Good wishes:) ...Read more