title: Subtle clues to diagnosis by immunopathology. Scarring alopecia.
mesh_terms: D000505:Alopecia / Q000209:etiology / Q000473:pathology*; D005455:Fluorescent Antibody Technique; D006801:Humans; D008010:Lichen Planus / Q000473:pathology; D008180:Lupus Erythematosus, Systemic / Q000473:pathology; D012535:Scalp / Q000473:pathology*