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Q90.- Down syndrome

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  • Q90
  • Down syndrome
    • Q90.0
    Trisomy 21, nonmosaicism (meiotic nondisjunction)
    • Q90.1
    Trisomy 21, mosaicism (mitotic nondisjunction)
    • Q90.2
    Trisomy 21, translocation
    • Q90.9
    Down syndrome, unspecified