8A45.40

ICD-11 MMS 2026-01

Demyelination due to sarcoidosis

Description

Sarcoidosis can affect any part of the nervous system. It is estimated that about 5-15% of cases develop evidence of central nervous system involvement. Neurosarcoidosis may manifest in many different ways, diagnosis may be difficult. Neurosarcoidosis can appear in an acute explosive fashion or as a slow, chronic illness. Any part of the central nervous system can be attacked by sarcoidosis but chronic neurosarcoidosis can cause multiple cranial nerve palsies, parenchymatous cerebral involvement, hydrocephalus and encephalopathy or peripheral nervous system manifestations.

Index terms

  • Demyelination due to sarcoidosis

Exclusions from above levels

  • 05 – Endocrine, nutritional or metabolic diseases
  • 18 – Complications of pregnancy, childbirth and the puerperium
  • 19 – Certain conditions originating in the perinatal period
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  • 22 – Injury, poisoning or certain other consequences of external causes

Sibling codes

  • 8A45.41 – Demyelination due to systemic lupus erythematosus
  • 8A45.42 – Demyelination due to Sjögren disease
  • 8A45.43 – Demyelination due to Behcet disease
  • 8A45.44 – Demyelination due to systemic vasculitis
  • 8A45.45 – Demyelination due to mitochondrial disease
  • 8A45.4Z – White matter disorders due to certain specified systemic disease, unspecified

Foundation entity

Demyelination due to sarcoidosis – http://id.who.int/icd/entity/635475211

Allowed postcoordination axes

Part of: 8A45.4: White matter disorders due to certain specified systemic disease › 8A45: Secondary white matter disorders › 08: Diseases of the nervous system