hereditary hemochromatosis hemochromatosis type 2 https://www.malacards.org/card/hemochromatosis_type_2 https://www.malacards.org/card/hjv_or_hamp_related_hemochromatosis iron overload disease juvenile DOID:0111034 Hemochromatosis type 2 (juvenile) is the early-onset and most severe form of rare hereditary hemochromatosis (HH), a group of diseases characterized by excessive tissue iron deposition of genetic origin. MONDO:0019257 MESH:C537247 GARD:0010092 juvenile hemochromatosis MEDGEN:82769 hemochromatosis juvenile NORD:1315 SCTID:50855007 UMLS:C0268060 Juvenile Hemochromatosis Orphanet:79230