[disorders characterized by the liver excessively producing porphyrins or their precursors, arising from abnormalities in the regulation of the porphyrin-heme pathway existing at, and usually before, birth regardless of causation; porphyria, acute intermittent and porphyria cutanea tarda are types of hepatic porphyria. ( CSP )]
UMLS (CSP) C0687708 Relation/PAR: Hepatic Disorder
DIS PORPHYRIN METABOLISM
congenital disorder