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ICD-10-CM Codes Browse (Tabular) Diagnostic External Drug Neoplasm

Q90.1 – Trisomy 21, mosaicism (mitotic nondisjunction)

Overview

Coding Notes

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GEM Conversion to ICD-9 CM

Fs: 10000 – Down's syndrome

MDC / MS-DRG Reference

ORGANIC DISTURBANCES AND INTELLECTUAL DISABILITY

Back Reference of Diagnostic Codes


Sibling Codes

Trisomy 21, nonmosaicism (meiotic nondisjunction)
Trisomy 21, translocation
Down syndrome, unspecified

Parent Sibling Codes

Down syndrome
Trisomy 18 and Trisomy 13
Other trisomies and partial trisomies of the autosomes, not elsewhere classified
Monosomies and deletions from the autosomes, not elsewhere classified
Balanced rearrangements and structural markers, not elsewhere classified
Turner's syndrome
Other sex chromosome abnormalities, female phenotype, not elsewhere classified
Other sex chromosome abnormalities, male phenotype, not elsewhere classified
Other chromosome abnormalities, not elsewhere classified

View in Tabular

Code Title
Q00-Q99 Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
Q90-Q99 Chromosomal abnormalities, not elsewhere classified (Q90-Q99)
Q90 Down syndrome
Q90.1 Trisomy 21, mosaicism (mitotic nondisjunction)