Colorectal Cancer: Tests

Flexible Sigmoidoscopy

Find out how a sigmoidoscopy is used to look for early signs of colon cancer and learn what happens during the procedure.

Flexible Sigmoidoscopy

Barium Enema Screening for Colon Cancer

A barium enema is often used along with a sigmoidoscopy to screen for colon cancer. Learn about the procedure and what to expect during and after the test.

Barium Enema Screening for Colon Cancer

Proctoscopy for Rectal Cancer

With a proctoscopy, your doctor can monitor the growth of rectal polyps or check for a return of rectal cancer in people who have already had surgery to treat their cancer.

Proctoscopy for Rectal Cancer