Leukoplakia, Hairy

**Definition:** Epithelial hyperplasia of the oral mucosa associated with Epstein-Barr virus (HERPESVIRUS 4, HUMAN) and found almost exclusively in persons with HIV infection. The lesion consists of a white patch that is often corrugated or hairy.

**Tree numbers:** - C01.925.256.466.313.500 - C04.588.443.591.545.500 - C04.834.512.513.500 - C07.465.530.545.500 - C23.300.816.513.500

**Synonyms:** - Leukoplakia, Hairy, Oral - Oral Hairy Leukoplakia