ICD-11 classes
08 Diseases of the nervous system
Other disorders of the nervous system
8E41 — Pachymeningitis
8E41.0 — Pachymeningitis due to infection

ICD-11 8E41.0 — Pachymeningitis due to infection

Inflammation of the pachymeninges resulting in localised or diffuse thickening of the dura mater caused by chronic infection such as tuberculosis. The cranial and/or the spinal dura may be affected. Neurological features includes headache, visual disturbance, cranial nerve palsies, ataxia and with spinal involvement, limb weakness, sensory impairment and sphincter disturbances . Diagnosis may be aided by neuroimaging, spinal fluid analysis and dural biopsy.

The diagnosis includes nothing.

The diagnosis excludes nothing.

It has no clarifying diagnoses.

The diagnosis is coded elsewhere:

• Pachymeningitis #676
• Pachymeningitis #8797