Ulcers

Endoscopic images of a duodenal ulcer. An ulcer (from Latin ulcus) is an open sore of the skin, eyes or mucous membrane, often caused by an initial abrasion and generally maintained by an inflammation and/or an infection. Or in other words, it is a macroscopic discontinuity of the normal epithelium (microscopic discontinuity of epithelium is called erosion). Description Ulcers are non-healing wounds that develop on the skin, mucous membranes or eye. Although they have many causes, ...