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ICD-10 diagnosis code

Q98.9 Sex chromosome abnormality, male phenotype, unspecified

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Q98.9 is the ICD-10 code for Sex chromosome abnormality, male phenotype, unspecified. It is a four-character subcategory of Q98 (Other sex chromosome abnormalities, male phenotype, not elsewhere classified), 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

Q98.9 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

Q98.9Könskromosomavvikelse, manlig fenotyp, ospecificerad

NorwayICD-10-NO

Q98.9Uspesifisert kjønnskromosomavvik med mannlig fenotype

DenmarkICD-10-DK

DQ989Kønskromosomanomali med mandlig fænotype UNS

FinlandICD-10-FI

Q98.9Määrittämätön sukukromosomin poikkeama miehellä

GermanyICD-10-GM

Q98.9Anomalie der Gonosomen bei männlichem Phänotyp, nicht näher bezeichnet

FranceICD-10-FR

Q98.9Anomalie des chromosomes sexuels, phénotype masculin, sans précision

NetherlandsICD-10-NL

Q98.9geslachtschromosoomafwijking, mannelijk fenotype, niet-gespecificeerd

United StatesICD-10-CM

Q98.9Sex chromosome abnormality, male phenotype, unspecified

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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