Photodermatitis

Etiology

Medications: phenothiazines, sulfones, chlorothiazides, griseofulvin, sulfonylureas, NSAIDs, antibiotics (eg, tetracycline)
Systemic disease: systemic lupus erythematosus (SLE), porphyria cutanea tarda, variegate porphyria
Polymorphous light eruption (idiopathic)

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