Erosive oral lichen planus with genital lesions: the vulvovaginal-gingival syndrome and the peno-gingival syndrome.

Lichen planus is an inflammatory mucocutaneous disorder that may involve mucosal surfaces, such as the oral, genital, and other mucosae, and the skin including the scalp and the nails. Ocular, esophageal, bladder, nasal, laryngeal, otic, gastric, and anal involvement may occur. This article describes patients with the unique chronic orogenital variant of erosive oral lichen planus in both women and men. Although treatment of genital Lichen planus is quite challenging, therapeutic benefit in this painful, protracted condition can be obtained.