“Immunological tests and flexible sigmoidoscopy should be evaluated as potential new tests in screening for colorectal cancer.”

“A physician could recommend a colonoscopy, fecal occult blood testing, a double-barium enema, flexible sigmoidoscopy, or a general rectal exam.”

“However, some patients experience significant discomfort when sigmoidoscopy is performed without sedation.”

“Your doctor will probably look inside your intestines with a sigmoidoscope or a colonoscope.”

“Of the 22 advanced lesions, 14 were located distally, within reach of the flexible sigmoidoscope.”

“Similar to the flexible sigmoidoscope, the colonoscope is a longer thin black tube that allows the health care professional to examine the entire large intestine.”