The porphyrias: A story of inheritance and environment

From the Preface to the Second "In 1963 a World Conference on the Porphyrias was held at Cape Town under the chairmanship of Professor W.H. Craig. At this Conference international agreement was reached on the classification and nomenclature of the disorders of porphyrin metabolism. Since then heredity coproporphyria has been established as a completely different Mendelian dominant hepatic porphyria to acute intermittent porphyria and porphyria variegate and a new chapter devoted to this disease...."