Kodex

Code

Q99.2

Fragile X chromosome

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Hierarchy

Q00-Q99 Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
- Q90-Q99 Chromosomal abnormalities, not elsewhere classified (Q90-Q99)
  - Q99 Other chromosome abnormalities, not elsewhere classified
    - Q99.0 Chimera 46, XX/46, XY
    - Q99.1 46, XX true hermaphrodite
    - Q99.2 Fragile X chromosome
    - Q99.8 Other specified chromosome abnormalities
    - Q99.9 Chromosomal abnormality, unspecified

Notes

Codes from this chapter are not for use on maternal records

Inclusion Terms

Q99.2

Fragile X syndrome

Excludes 2

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

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