Diagnostic Delay in Erythropoietic Protoporphyria

Erythropoietic protoporphyria is a photodermatosis presenting in childhood with severe pain on sun exposure. The diagnosis is often delayed because of the lack of awareness among pediatricians. We describe the diagnostic odyssey of 2 children presenting with symptoms of erythropoietic protoporphyria and report results of a survey of 129 affected individuals.

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