title: Polymorphous light eruption in hypopigmented pressure areas with a UVA sunbed.
abstract: In two persons a papular dermatitis was provoked by UVA on an area of the back which was subjected to high pressure and therefore did not tan. The inflammation observed had the appearance of a polymorphous light eruption, but neither of the individuals had a history of any pathological light reaction.
mesh_terms: D000328:Adult; D003872:Dermatitis / Q000209:etiology* / Q000473:pathology; D005260:Female; D006801:Humans; D010100:Oxygen; D011312:Pressure; D012880:Skin Pigmentation; D014466:Ultraviolet Rays / Q000009:adverse effects*
chemical_list: D010100:Oxygen