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ICD-10 diagnosis code

Q90.0 Trisomy 21, meiotic nondisjunction

This page in Swedish

Q90.0 is the ICD-10 code for Trisomy 21, meiotic nondisjunction. It is a four-character subcategory of Q90 (Down syndrome), the most specific level in the WHO edition. It belongs to the block Q90–Q99 (Chromosomal abnormalities, not elsewhere classified) in Chapter XVII, Congenital malformations, deformations and chromosomal abnormalities.

Code type
Subcategory (4 characters)
Chapter
XVII · Q00–Q99
Classification
WHO ICD-10, 2019 version

Q90.0 in national editions

Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.

SwedenICD-10-SE

Q90.0Trisomi 21, meiotisk nondisjunction

NorwayICD-10-NO

Q90.0Trisomi 21, meiotisk nondisjunksjon

DenmarkICD-10-DK

DQ900Trisomi 21, meiotisk nondisjunktion

FinlandICD-10-FI

Q90.0Trisomia 21, meioottinen nondisjunktio

GermanyICD-10-GM

Q90.0Trisomie 21, meiotische Non-disjunction

FranceICD-10-FR

Q90.0Trisomie 21, non-disjonction méïotique

NetherlandsICD-10-NL

Q90.0trisomie 21, meiotische non-disjunctie

United StatesICD-10-CM

Q90.0Trisomy 21, nonmosaicism (meiotic nondisjunction)

Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.

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