Q04.1 is the ICD-10 code for Arhinencephaly. It is a four-character subcategory of Q04 (Other congenital malformations of brain), the most specific level in the WHO edition. It belongs to the block Q00–Q07 (Congenital malformations of the nervous system) in Chapter XVII, Congenital malformations, deformations and chromosomal abnormalities.
- Code type
- Subcategory (4 characters)
- Chapter
- XVII · Q00–Q99
- Classification
- WHO ICD-10, 2019 version
Q04.1 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
Q04.1Arhinencefali
Q04.1Arhinencefali
DQ041Arhinencefali
Q04.1Hajuaivottomuus
Q04.1Arrhinenzephalie
Q04.1Arhinencéphalie
Q04.1arinencefalie
Q04.1Arhinencephaly
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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