Diseases and Disorders, Porphyrias and Bilirubinemias
Last Updated: July 13, 2026 Introduction to Erythropoietic Protoporphyria 1 (EPP1) Erythropoietic protoporphyria 1 (EPP1) is disorder that is a member of a family of disorders referred to as the porphyrias. EPP1 can be inherited as an autosomal recessive or dominant...