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Doctor insights on: Length Of Time For Colonoscopy

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On average how long does a colonoscopy and endoscopy done at the same time take? Will the sedation cause funny behavior after like anesthesia does?

On average how long does a colonoscopy and endoscopy done at the same time take? Will the sedation cause funny behavior after like anesthesia does?

Short sedation: EGD(upper endoscopy) can be as short as 5 minutes, with biposies most of them accopmlished in ~15 min. Colonoscopy takes longer, most fit in the timeframe of 20-40 minutes. The sedation used for the procedure is quite deep usually and approaches/equals Total Intravenous Anesthesia, TIVA. Due to nature of the drug(s) used the recovery may vary but usually is pretty fast and free of side effects. ...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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How long after having an endoscopy&colonoscopy (at the same time) & they also take a biopsy are you allowed to eat? Also will nausea be felt after?

How long after having an endoscopy&colonoscopy (at the same time) & they also take a biopsy are you allowed to eat? Also will nausea be felt after?

See below: Nausea from these procedures is not common. You will be able to eat a few hours after the procedure, may be even sooner. As soon as you recover from the sedation and have normal swallowing reflex, it will be safe to eat. ...Read more

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If 61 yr m had a -ve whole body pet+ct done for renal mets 1 yr ago, how long we can postpone colonoscopy (first time)screening for colon cancer?

If 61 yr m had a -ve whole body pet+ct done for renal mets  1 yr ago, how long we can postpone colonoscopy (first time)screening for colon cancer?

Let me be: Sure i understand. She had a renal cancer removed, and that was more than a year ago, and pet showed no metastasis. She is asymptomatic and feeling well? There are advisories that colonoscopy should be done once each decade after 50. She would seem eligible for that, but there is no rush. ...Read more

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How long does it take to undergo a colonoscopy?

How long does it take to undergo a colonoscopy?

Less than 1/2 hour: Most diagnostic colonoscopies take anywhere from 15 - 20 minutes. More time is spent in the pre- and post-procedure period. ...Read more

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What is the average wait time to get a colonoscopy?

Depends: On your doctor. Gastroenterologists are usually booked for several weeks to months. Colorectal surgeons can often get you in sooner. Call around after getting names from your primary care doctor or friends who have had one. ...Read more

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How long should diarhorra continue after a colonoscopy?

How long should diarhorra continue after a colonoscopy?

Depends on your prep: if it didn't go that well and you didn't empty the bowels out properly, it can continue for 2-3 days. most people have the opposite experience, no BMs for several days. ...Read more

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How long after colonoscopy should a person have a b.M.?

1-2 days: If you go home and start eating afterward, thebn you should start having some stool within a day or two. ...Read more

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How much time did it take for your colonoscopy results?

Immediate: The nice thing about colonoscopy the doctor will know by the time he finished the test if he found polyp and it was removed or biopsied the it take at least 48 hours to get the pathology result back rarely longer if the result has to go for a second opinion. ...Read more

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How long to do you have to not eat food when having a colonoscopy?

Colonoscopy Prep: The prep for a colonoscopy might differ from doctor to doctor, but generally speaking most will advise that the patient eat no solid food while the preparation of the bowel is in progress. Clear fluids, however, are permitted. These include apple or cranberry juice, ginger ale, jello and clear broth. ...Read more