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 ...

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 ...

Amebic Colitis is caused by the anaerobic parasitic amoebozoan Entameba histolytica. This bacterium infects the mucosa in the colon and accounts for 100,000 deaths annually. The parasite infects 10% ...

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 ...