The lichenoid tissue reaction.
D002470:Cell Survival; D003937:Diagnosis, Differential; D003875:Drug Eruptions / Q000473:pathology; D006801:Humans; D008010:Lichen Planus / Q000473:pathology*; D008854:Microscopy, Electron; D009336:Necrosis; D012867:Skin / Q000473:pathology*; D012871:Skin Diseases / Q000473:pathology*; D013601:T-Lymphocytes / Q000276:immunology; D014617:Vacuoles / Q000648:ultrastructure