Q56.4 is the ICD-10 code for Indeterminate sex, unspecified. It is a four-character subcategory of Q56 (Indeterminate sex and pseudohermaphroditism), the most specific level in the WHO edition. It belongs to the block Q50–Q56 (Congenital malformations of genital organs) in Chapter XVII, Congenital malformations, deformations and chromosomal abnormalities.
- Code type
- Subcategory (4 characters)
- Chapter
- XVII · Q00–Q99
- Classification
- WHO ICD-10, 2019 version
What Q56.4 includes
Conditions and terms that are coded here.
- Ambiguous genitalia
Q56.4 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
Q56.4Uspesifisert ubestemmelig kjønn
DQ564Ubestemmeligt køn UNS
Q56.4Määrittämätön epäselvä sukupuoli
Q56.4Unbestimmtes Geschlecht, nicht näher bezeichnet
Q56.4Sexe indéterminé, sans précision
Q56.4onbepaald geslacht, niet-gespecificeerd
Q56.4Indeterminate sex, 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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