ICD-10 / XVII Congenital malformations, deformations and chromosomal abnormalities / Q20-Q28 Congenital malformations of the circulatory system / Q28 Other congenital malformations of circulatory systemFrom parent levelsChapterXVIICongenital malformations, deformations and chromosomal abnormalitiesexc.OpenExclusionsinborn errors of metabolism (E70-E90)BlockQ20-Q28Congenital malformations of the circulatory systemOpenQ28CategoryBlock Q20-Q28Chapter XVIIOther congenital malformations of circulatory systemExclusionscongenital aneurysm: NOS (Q27.8)congenital aneurysm: coronary (Q24.5)congenital aneurysm: peripheral (Q27.8)congenital aneurysm: pulmonary (Q25.7)congenital aneurysm: retinal (Q14.1)ruptured: cerebral arteriovenous malformation (I60.8)ruptured: malformation of precerebral vessels (I72.-)Subcategories