G51.9 is the ICD-10 code for Disorder of facial nerve, unspecified. It is a four-character subcategory of G51 (Facial nerve disorders), the most specific level in the WHO edition. It belongs to the block G50–G59 (Nerve, nerve root and plexus disorders) in Chapter VI, Diseases of the nervous system.
- Code type
- Subcategory (4 characters)
- Chapter
- VI · G00–G99
- Classification
- WHO ICD-10, 2019 version
G51.9 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
G51.9Uspesifisert sykdom i nervus facialis [7.hjernenerve]
DG519Sygdom i ansigtets bevægenerve UNS
G51.9Määrittämätön kasvohermon sairaus
G51.9Krankheit des N. facialis, nicht näher bezeichnet
G51.9Affection du nerf facial, sans précision
G51.9aandoening van nervus facialis, niet-gespecificeerd
G51.9Disorder of facial nerve, 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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