The American Society of Colon and Rectal Surgeons has issued updated guidelines for physicians, published in Diseases of the Colon & Rectum, about how to treat problems of the anus and rectum called ...

Many people have small pouches in the lin­ing of the colon, or large intestine, that bulge outward through weak spots. Each pouch is called a diverticulum. Multiple pouches are called diverticula. The ...

An anal abscess is a collection of infected fluid, or pus, around the rectum or anus. Symptoms include pain, inflammation, constipation, and a discharge of pus. Share on Pinterest PER Images/Stocksy ...

Hepatic abscesses can develop from biliary translocation, portal vein dissemination, or trauma; many have no obvious cause. They can be pyogenic or amebic, with pyogenic liver abscesses more common in ...

An 80-year-old man presented with progressive lower left-quadrant abdominal pain. Imaging studies identified a mass adjacent to the sigmoid colon, with features suggestive of an abscess, although no ...

The anus is that part of the intestinal tract that passes through the muscular canal of the pelvis and anal sphincters. It is the final orifice through which stool passes out of the body. In adults, ...