The prevalence in the ethnic Norwegian population of homozygous and heterozygous inheritance is 0.8% and 12-15% respectively, which makes haemochromatosis one of the most common hereditary diseases in Norway.<unk>  1 hemochromatosis is one of the most common genetic disorders in the United States, affecting about 1 million people. It most often affects people of Northern European descent. The other<unk> s of hemochromatosis are considered rare and have been studied in only a small number of families worldwide.
Haemochromatosis type 3
Hereditary haemochromatosis
Hemochromatosis type 4
Juvenile hemochromatosis
Niemann–Pick disease, type C
Wilson's disease
Wilson–Mikity syndrome
Type 3c diabetes