8A43

The ICD-11 code for neuromyelitis optica is 8A43. The full clinical description is "Neuromyelitis optica".

ICD-11 code 8A43 represents “Neuromyelitis optica”. It is classified under Chapter 8: Diseases of the Nervous System.

8A43 is in Chapter 8: Diseases of the Nervous System (codes 8A00-8E7Z).

There is no direct ICD-10 mapping available for 8A43 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-10. Use the ICD-11 to ICD-10 converter to search for related codes.

ICD-11 is the latest revision of the WHO's International Classification of Diseases, succeeding ICD-10. Key differences include: a fully digital-first design, new chapters for sleep-wake disorders, sexual health, and traditional medicine, improved coding for rare diseases, and better integration with electronic health records through extension codes.

8A43 has 8 child codes, including: 8A43.0 (Neuromyelitis optica aquaporin-4 antibody positive), 8A43.1 (Neuromyelitis optica aquaporin-4 antibody negative), 8A43.2 (Single transverse myelitis aquaporin-4 antibody positive), 8A43.3 (Recurrent transverse myelitis aquaporin-4 antibody positive), and 4 more.