9C43

ICD-11 MMS 2026-01

Disorder of visual cortex

Coding note

Use additional code, if desired, to identify underlying condition.

Index terms

  • Disorder of visual cortex
  • disease of visual cortex
  • visual cortex dysfunction
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  • visual cortical disorder

Exclusions from above levels

  • 01 – Certain infectious or parasitic diseases
  • 05 – Endocrine, nutritional or metabolic diseases
  • 18 – Complications of pregnancy, childbirth and the puerperium
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  • 19 – Certain conditions originating in the perinatal period
  • 22 – Injury, poisoning or certain other consequences of external causes
  • 8A21.0 – Posterior cortical atrophy

Sibling codes

  • 9C40 – Disorder of the optic nerve
  • 9C41 – Disorder of optic chiasm
  • 9C42 – Disorder of post chiasmal visual pathways
  • 9C44 – Disorder of higher visual centres
  • 9C4Y – Other specified disorders of the visual pathways or centres
  • 9C4Z – Disorders of the visual pathways or centres, unspecified

Foundation entity

Disorder of visual cortex – http://id.who.int/icd/entity/648115973

Allowed postcoordination axes

Part of: 09: Diseases of the visual system