DEAR DOCTOR K >> My young son had rectal bleeding caused by a colon polyp, which the doctor surgically removed. Why did he develop a polyp? Can we do anything to prevent more polyps from forming? DEAR ...

A colonoscopy is an exam that lets your physician see your entire colon. Before the test, your health care team will give you instructions for how to clear your colon of any stool. This process is ...

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 ...

Colonoscopy vs. Sigmoidoscopy: What’s the Difference? If your doctor wants to check the health of your colon — whether as part of a routine screening or to investigate a concern — they may recommend a ...

Endoscopy and colonoscopy are both minimally invasive procedures using similar tools. However, they have different purposes. Doctors use endoscopy in several tests throughout the body, but they ...