Nervous about getting a colonoscopy? A gastroenterologist answers six common questions about prep, the procedure, and what to expect.

Colonoscopy procedure A colonoscopy is an important procedure for detecting colorectal cancer in those at high risk or over the age of 50. A colonoscopy usually takes 30–60 minutes. However, people ...

A colonoscopy is a medical procedure. A doctor inserts a camera mounted on a long, flexible tube called a colonoscope into your rectum and colon. Colonoscopies are done to prevent, treat, and monitor ...

A colonoscopy is a procedure that diagnoses and helps monitor inflammatory bowel disease (IBD). This can play an essential role in preventing and treating colorectal cancer. Doctors diagnose IBD using ...