 The flexible 165 cm CF video Olympus colonoscope was inserted through the anus and passed under TV-directed monitor through the area of the rectum, sigmoid colon, left colon, transverse colon, right colon, and cecum. 
The flexible 165 cm CF video Olympus colonoscope was inserted through the anus and passed under TV - directed monitor through the area of the rectum , sigmoid colon , left colon , transverse colon , right colon , and cecum .