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 ...

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 ...

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 abscess occurs when an infection causes a pocket of pus to develop. Abscesses can develop on the skin, in the mouth, or inside the body. Bacterial infections typically cause abscesses. Pus develops ...

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 ...