From parent levels

ChapterXVIICongenital malformations, deformations and chromosomal abnormalitiesOpen

Exclusions

inborn errors of metabolism (E70-E90)

BlockQ90-Q99Chromosomal abnormalities, not elsewhere classifiedOpen

Q99

CategoryResidualBlock Q90-Q99 Chapter XVII

Other chromosome abnormalities, not elsewhere classified

Subcategories

Q99.0Chimera 46,XX/46,XY

Q99.146,XX true hermaphrodite

Q99.2Fragile X chromosome

Q99.8Other specified chromosome abnormalities

Q99.9Chromosomal abnormality, unspecified

Parent: Q90-Q99 Chromosomal abnormalities, not elsewhere classified