Hepatic porphyria

Hepatic porphyrias is a form of porphyria in which toxic porphyrin molecules build up in the liver. Hepatic porphyrias can result from a number of different enzyme deficiencies.

Examples include (in order of synthesis pathway):
 * Acute intermittent porphyria
 * Porphyria cutanea tarda and Hepatoerythropoietic porphyria
 * Hereditary coproporphyria
 * Variegate porphyria