title: Polymorphic light eruption with contact and photocontact allergy.
abstract: We report a patient with long-standing polymorphic light eruption (PLE) who developed a photocontact allergy to mexenone and several contact allergies. The occurrence of multiple contact and photocontact allergies in PLE and the possible relationship of such allergies to the pathogenesis of PLE are discussed.
authors.affiliation: Department of Dermatology, Mater Hospital, Dublin, Republic of Ireland.
authors.forename: K J
authors.initials: KJ
authors.lastname: Gudmundsen
authors.forename: G M
authors.initials: GM
authors.lastname: Murphy
authors.forename: D
authors.initials: D
authors.lastname: O'Sullivan
authors.forename: F C
authors.initials: FC
authors.lastname: Powell
authors.forename: S
authors.initials: S
authors.lastname: O'Loughlin
mesh_terms: D000368:Aged; D003877:Dermatitis, Contact / Q000150:complications* / Q000175:diagnosis; D005260:Female; D006801:Humans; D010328:Patch Tests; D010787:Photosensitivity Disorders / Q000150:complications* / Q000175:diagnosis