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During a flexible sigmoidoscopy, the patient lies on his left side in a fetal position, and the doctor inserts a sigmoidoscope through his rectum and into his sigmoid colon, according to WebMD. No form of sedation is use... More »

The purpose of a sigmoidoscopy procedure is to permit doctors to view the rectum and the lower region of the large intestine for the evaluation of symptoms such as stomach pain, rectal bleeding and bowel movement problem... More »

A sigmoidoscopy is a test done to check an individual for signs colon cancer. A sigmoid scope is a thin flexible tube with a light and a camera on the end. The lower area of the sigmoid colon and rectum are viewed for po... More »

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A flexible sigmoidoscopy exam allows a doctor to view the inside of the anus, rectum and lower third of the large intestine in order to screen for colon cancer or to evaluate intestinal symptoms, according to Mayo Clinic... More »

A proctoscope exam is a procedure in which a doctor uses a metal or plastic scope called a proctoscope to examine the rectum, explains WebMD. This exam detects rectal diseases, evaluates abnormal barium enema results, id... More »

A cystoscopy is performed by a doctor inserting a hollow tube and lens into the urethra, and slowly advancing into the bladder, which lets him examine the lining of both. The procedure may be performed in a testing room,... More »

During a colonoscopy, the doctor inserts a colonoscope into the rectum and through the large intestine to view images of the lining of the colon. The colonoscope also discharges air into the colon to make it expand for b... More »