[Universal dyschromatosis: a familial case].

Universal dyschromatosis is a generalized leucomelanodermia recognised in Japan in 1933. We report a family with universal dyschromatosis, demonstrating the mode of transmission. The ultrastructural aspects are compatible with a functional melanogenesis anomaly.A 9-year-old girl was hospitalized for recently diagnosed insulin-dependent diabetes mellitus. She was born to non-consanguinous parents and her past medical history was uneventful. Her...