ICD-11 classes
08 Diseases of the nervous system
Other disorders of the nervous system
8E40 — Disorders of the meninges excluding infection
8E40.3 — Arachnoiditis

ICD-11 8E40.3 — Arachnoiditis

Arachnoiditis is a chronic inflammation of the arachnoid layer of the meninges, of which adhesive arachnoiditis is the most severe form, characterised by debilitating, intractable neurogenic back and limb pain and a range of other neurological problems.

The diagnosis includes nothing.

The diagnosis excludes nothing.

It has no clarifying diagnoses.