Discomfort After Colonoscopy: Post-Procedure Symptoms - Gastroenterology and Hepatology

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Discomfort after colonoscopy?


After my colonoscopy, I feel like I have to have a bowel movement as if I were being given an enema.
I can't hold it in and have a strong urge to push, and when the stool is about to come out, it is extremely painful.
What could be the reason for this?

Lü Chunming, 20~29 year old female. Ask Date: 2017/03/24

Dr. Chen Shidian reply Gastroenterology and Hepatology


Hello, please return to the gastroenterology outpatient clinic to discuss with your gastroenterologist.
Changhua Hospital cares about your health.
Chen Shidian

Reply Date: 2017/03/24

More Info


After undergoing a colonoscopy, it is not uncommon for patients to experience discomfort or unusual sensations during bowel movements. The symptoms you describe, such as a feeling akin to being "inflated" or experiencing intense urges to defecate, can be attributed to several factors related to the procedure itself.

Firstly, during a colonoscopy, air is often introduced into the colon to expand it for better visualization. This can lead to a sensation of fullness or pressure, which may persist for some time after the procedure. The introduction of air can also cause cramping or discomfort as the intestines adjust back to their normal state. This sensation can be exacerbated if there was any manipulation of the bowel during the procedure, such as polyp removal or biopsies, which can lead to localized irritation.

Secondly, if you experienced any form of bowel preparation prior to the colonoscopy, such as taking laxatives or undergoing an enema, this can also contribute to post-procedure discomfort. The bowel prep can lead to temporary changes in bowel habits, including increased urgency or altered stool consistency, which might explain the intense urge to defecate and the pain you are experiencing.

Additionally, if any polyps were removed or biopsies taken during the colonoscopy, there could be some residual inflammation or irritation at the site of intervention. This can manifest as pain during bowel movements, especially if the stool is hard or if you are straining. It is important to ensure that you are adequately hydrated and consuming a diet rich in fiber to help facilitate smoother bowel movements.

In some cases, patients may also experience exacerbation of pre-existing conditions, such as hemorrhoids or anal fissures, following a colonoscopy. If you had any underlying issues prior to the procedure, the manipulation of the bowel could have aggravated these conditions, leading to increased pain or discomfort during bowel movements.

If your symptoms persist beyond a few days or worsen, it is crucial to follow up with your healthcare provider. They may recommend further evaluation to rule out any complications, such as perforation or significant bleeding, although these are rare. A physical examination and possibly imaging studies may be warranted to assess your condition.

In summary, while discomfort after a colonoscopy can be common and often resolves on its own, it is essential to monitor your symptoms closely. If you experience severe pain, significant changes in bowel habits, or any signs of bleeding, seek medical attention promptly. Your healthcare provider can offer guidance on managing your symptoms and ensuring a smooth recovery.

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