Kodex

Code

Q98.1

Klinefelter syndrome, male with more than two X chromosomes

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Hierarchy

Q00-Q99 Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
- Q90-Q99 Chromosomal abnormalities, not elsewhere classified (Q90-Q99)
  - Q98 Other sex chromosome abnormalities, male phenotype, not elsewhere classified
    - Q98.0 Klinefelter syndrome karyotype 47, XXY
    - Q98.1 Klinefelter syndrome, male with more than two X chromosomes
    - Q98.3 Other male with 46, XX karyotype
    - Q98.4 Klinefelter syndrome, unspecified
    - Q98.5 Karyotype 47, XYY
    - Q98.6 Male with structurally abnormal sex chromosome
    - Q98.7 Male with sex chromosome mosaicism
    - Q98.8 Other specified sex chromosome abnormalities, male phenotype
    - Q98.9 Sex chromosome abnormality, male phenotype, unspecified

Notes

Codes from this chapter are not for use on maternal records

Excludes 2

mitochondrial metabolic disorders (E88.4-)
- E88.4 Mitochondrial metabolism disorders

inborn errors of metabolism (E70-E88)
- E70-E88 Metabolic disorders (E70-E88)