Colonoscopy is a procedure used to examine the large intestine (colon) and rectum using a long, flexible tube with a camera on the end.
Purpose of the Procedure
Colonoscopy is performed to detect changes or abnormalities in the large intestine and rectum. It is commonly used to screen for colon cancer and to diagnose conditions such as inflammatory bowel disease.
Procedure
- The patient undergoes bowel preparation to clear the colon.
- Sedation is typically administered for comfort.
- A colonoscope is inserted through the rectum and guided through the entire colon.
- The doctor examines the lining of the colon for any abnormalities.
- If necessary, polyps can be removed or biopsies taken during the procedure.
Note: The procedure usually takes about 30-60 minutes.
Benefits
- Effective screening tool for colorectal cancer
- Allows for immediate removal of precancerous polyps
- Can diagnose various colon diseases
- Provides visual assessment of the entire colon