title: [Toxic lichenoid melanodermatitis].
abstract: A 28-year-old man, that handled mineral oils was affected by liquenoid toxic melanodermitis with a history of four years. Optic and ultrastructural studies showed increased melanic pigment and another one, unknown, of different electronic density.
mesh_terms: D000328:Adult; D006801:Humans; D008297:Male; D008543:Melanins / Q000032:analysis; D008548:Melanosis / Q000139:chemically induced* / Q000473:pathology; D008899:Mineral Oil / Q000506:poisoning*; D009784:Occupational Diseases / Q000139:chemically induced* / Q000473:pathology; D010860:Pigments, Biological / Q000032:analysis; D012867:Skin / Q000473:pathology
chemical_list: D008543:Melanins; D010860:Pigments, Biological; D008899:Mineral Oil
vernacular_title: Melanodermitis tóxica liquenoide.