Porphyrias are a group of rare disorders passed down through families, in which an important part of hemoglobin, called heme, is not made properly. Heme is also found in myoglobin, a protein found in certain muscles.Alternative Names
Acute intermittent porphyria; Hereditary coproporphyria; Congenital erythropoietic porphyria; Erythropoietic protoporphyriaCauses, incidence, and risk factors
Normally, the body makes heme in a multi-step process. Porphyrins are made during several steps of...