ICD-10 / XVII Congenital malformations, deformations and chromosomal abnormalities / Q00-Q07 Congenital malformations of the nervous system / Q04 Other congenital malformations of brainFrom parent levelsChapterXVIICongenital malformations, deformations and chromosomal abnormalitiesexc.OpenExclusionsinborn errors of metabolism (E70-E90)BlockQ00-Q07Congenital malformations of the nervous systemOpenQ04CategoryBlock Q00-Q07Chapter XVIIOther congenital malformations of brainExclusionscyclopia (Q87.0)macrocephaly (Q75.3)Subcategories