ICD-11 classes
09 Diseases of the visual system
Disorders of the visual pathways or centres
9C40 — Disorder of the optic nerve
9C40.1 — Optic neuritis
8A43 — Neuromyelitis optica
8A43.1 — Neuromyelitis optica aquaporin-4 antibody negative
ICD-11 8A43.1 — Neuromyelitis optica aquaporin-4 antibody negative
Neuromyelitis optica (NMO) is an inflammatory demyelinating disease of the central nervous system characterised mainly by attacks of uni- or bilateral optic neuritis (ON) and acute longitudinally extensive (> 3 vertebral segments) myelitis. This form is seronegative for aquaporin-4 antibodies.Some patients may be myelin oligodendrocyte glycoprotein (MOG) antibody positive.
The diagnosis includes nothing.
The diagnosis excludes nothing.
It has no clarifying diagnoses.
The diagnosis is coded elsewhere:
- Neuromyelitis optica #6788
- Neuromyelitis optica #6806
- Neuromyelitis optica #7130
- Neuromyelitis optica #7374
- Neuromyelitis optica #7802