Double-contrast barium enema Double-contrast barium enema A double-contrast barium enema is a form of contrast radiography in which x-rays of the colon and rectum are taken using two forms of contrast to make the structures easier to see. A liquid containing barium (that is, a radiocontrast agent) is put into the rectum. Barium is a silver-white metallic compound that outlines the colon and rectum on an x-ray and helps show abnormalities. Air is also put into the rectum and colon to further enhance the x-ray. Double-contrast barium enemas are less invasive than a colonoscopy and have comparatively fewer issues in a viable large
American Society of Colon and Rectal Surgeons Accreditation Program for Rectal Cancer. American Society of Colon and Rectal Surgeons The American Society of Colon and Rectal Surgeons (ASCRS), formerly the American Proctologic Society, is a professional society for surgeons specializing in colorectal surgery. It is one of the older surgical societies, having been established in 1899. The organization was established as the American Proctologic Society in 1899, at a meeting held in Columbus, Ohio: The name of the organization was changed to American Society of Colon and Rectal Surgeons in 1973 "to indicate more clearly the scope of its specialty". The ASCRS has described its activities as