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Q90-Q99
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Q90
Q90
Down syndrome
Q90.0
Trisomy 21, nonmosaicism (meiotic nondisjunction)
Billable
Notes
Q90.1
Trisomy 21, mosaicism (mitotic nondisjunction)
Billable
Notes
Q90.2
Trisomy 21, translocation
Billable
Notes
Q90.9
Down syndrome, unspecified
Billable
Notes