over 50, every 5 year you need to have
结肠镜检查
A colonoscopy is a procedure that lets the doctor look at the lining of the entire rectum and colon using an endoscope (colonoscope) with a camera on the end.
over 50, every 5 year you need to have
结肠镜检查
A colonoscopy is a procedure that lets the doctor look at the lining of the entire rectum and colon using an endoscope (colonoscope) with a camera on the end.
Colonoscopy (/ˌkɒləˈnɒskəpi/) or coloscopy (/kəˈlɒskəpi/) is the endoscopic examination of the large bowel and the distal part of the small bowel with a CCD camera or a fiber optic camera on a flexible tube passed through the anus.