TONGUE LICHEN PLANUS:ACASE REPORT

Lichen planus is a chronic inflammatory disease ,T cell-mediated immune response of unknown origin leads tobasal cell apoptosis, may triggered by stress, genetics and infection.It has various clinical presentations orally and the oral lesion may present with skin lesion. Only the reticular type is asymptomatic ,others were present with pain ,discomfort and burning sensation. The diagnosis should be confirmed with histo-pathologic findings of the disease,the most effective treatment is hydrocortione ,the dose and type depend on the case.