ulcer

An ulcer is a discontinuity or break in a bodily membrane that impedes normal function of the affected organ. According to Robins's pathology, 'ulcer is the breach of the continuity of skin, epithelium or mucous membrane caused by sloughing out of inflamed necrotic tissue.' Common forms of ulcers recognized in medicine include:

Ulcer (dermatology), a discontinuity of the skin or a break in the skin.

Pressure ulcers, also known as bedsores

Genital ulcer, an ulcer located on the genital area

Ulcerative ...