Our object is to report and discuss a clinical case of hemochromatosis diagnosed during life and the diagnosis confirmed by necropsy. DEFINITION Hemochromatosis, diabète bronzé, cirrhose pigmentaire and general hemochromatosis are terms used synonymously in the literature. Hemochromatosis may be defined as a chronic disease, occurring in adults, especially attacking males, and is characterized by a bronzed, iron-containing pigmentation of the skin, an iron-containing pigment deposit in the viscera, cirrhosis of the liver, usually hypertrophic, a more or less pronounced hyperglycemia associated or not with glycosuria, terminating fatally, and in the end stages accompanied with marked cachexia and acidosis. INCIDENCE The rarity of occurrence is indicated by the fact that we have been able to find only eighty-four reported cases. Futcher1found three among 106,000 medical admissions to Johns Hopkins Hospital. There are noted but four cases among 5,000 recent necropsies at Bellevue Hospital, as stated by Blanton and