Hereditary Coproporphyria


NCI: An autosomal dominant inherited disorder of porphyrin metabolism caused by deficiency of the enzyme coproporphyrinogen oxidase. It results in neurologic damage and can include abdominal pain, constipation and psychiatric manifestations.,MSH: An autosomal dominant porphyria that is due to a deficiency of COPROPORPHYRINOGEN OXIDASE in the LIVER, the sixth enzyme in the 8-enzyme biosynthetic pathway of HEME. Clinical features include both neurological symptoms and cutaneous lesions. Patients excrete increased levels of porphyrin precursors, 5-AMINOLEVULINATE and COPROPORPHYRINS.

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