ICD-10 / XVII Congenital malformations, deformations and chromosomal abnormalities / Q90-Q99 Chromosomal abnormalities, not elsewhere classified / Q98 Other sex chromosome abnormalities, male phenotype, not elsewhere classifiedFrom parent levelsChapterXVIICongenital malformations, deformations and chromosomal abnormalitiesexc.OpenExclusionsinborn errors of metabolism (E70-E90)BlockQ90-Q99Chromosomal abnormalities, not elsewhere classifiedOpenQ98CategoryResidualBlock Q90-Q99Chapter XVIIOther sex chromosome abnormalities, male phenotype, not elsewhere classifiedSubcategories