“…The question of treatment arises. Apart from protection from excessive light exposure by a widebrimmed hat and gloves one must consider reports by Ippen (1961), Illin (1963), Epstein & Redeker (1965) and others that repeated venesections have produced prolonged biochemical and clinical remissions in porphyria cutanea tarda. Investigation into iron metabolism is being carried out in the present patient.…”