ICD-11 classes
09 Diseases of the visual system
Disorders of the visual pathways or centres
9C40 — Disorder of the optic nerve
9C40.3 — Perineuritis of optic nerve
ICD-11 9C40.3 — Perineuritis of optic nerve
Inflammation of the optic nerve sheath without inflammation of the nerve itself
The diagnosis includes nothing.
The diagnosis excludes nothing.
It has no clarifying diagnoses.
The diagnosis is coded elsewhere: