Does a colonoscopy hurt?

Colonoscopy is a routine examination method, but many friends are afraid of it because they think it will cause them pain. Colonoscopy does make the examiner feel uncomfortable, but generally the examiner will be anesthetized before the examination.

Colonoscopy is indeed a bit uncomfortable, but you can choose painless colonoscopy, which usually requires anesthesia before the examination. It is not painful, but the fee is slightly higher.

Proctoscopy uses a straight tube about 20 cm long with a light source and a miniature electronic camera at the end. It is slowly inserted into the rectum from the anus to examine lesions, tumors or ulcers in the rectum. If necessary, tissue examination can be performed.

Preparation before checking

Generally, no special preparation is required. Just have a bowel movement before the examination and keep your rectum empty.

Indications

1. Unexplained lower gastrointestinal bleeding.

2. Chronic diarrhea of ​​unknown cause;

3. Unexplained low intestinal obstruction;

4. Suspected colorectal or terminal ileum tumor;

5. Colonoscopic treatment is required for colorectal polyps, tumor bleeding and other lesions;

6. Patients who need regular colonoscopy after colon surgery or colonoscopy;

7. Colorectal cancer screening: In addition, colorectal cancer screening can also be preceded by a fecal occult blood test (also known as: fecal occult blood test). You can use fecal occult blood test strips to test at home, or go to the hospital for laboratory testing. If the test result is positive, undergo a colonoscopy as soon as possible.