ICD-11 classes
08 Diseases of the nervous system
Multiple sclerosis or other white matter disorders
8A45 — Secondary white matter disorders
8A45.2 — White matter disorders due to vascular abnormality or...
8A45.21 — Subacute necrotising myelitis

ICD-11 8A45.21 — Subacute necrotising myelitis

Foix-Alajouanine syndrome, also called subacute ascending necrotising myelitis, results from chronic congestion of the extrinsic pial veins of the spinal cord and of the intrinsic subpial network. It is characterised by progressive ascending deficit over a period of several months or years.

The diagnosis includes nothing.

The diagnosis excludes nothing.

It has no clarifying diagnoses.