09 - Diseases of the visual system [ ICD 11 MMS 2018 ]

The ICD 11 Code 09 is a WHO Classified code for Diseases of the visual system

Definition: This refers to any diseases of the visual system, which includes the eyes and adnexa, the visual pathways and brain areas, which initiate and control visual perception and visually guided behaviour.

  • Certain conditions originating in the perinatal period
  • Certain infectious or parasitic diseases
  • Complications of pregnancy, childbirth and the puerperium
  • Endocrine, nutritional or metabolic diseases
  • Injury, poisoning or certain other consequences of external causes
  • Posterior cortical atrophy
  • Codes:
  • 9A00-9A4Z . Disorders of the ocular adnexa or orbit
  • 9A60-9B3Z . Disorders of the eyeball - anterior segment
  • 9B50-9C0Z . Disorders of the eyeball - posterior segment
  • 9C20-9C2Z . Disorders of the eyeball affecting both anterior and posterior segments
  • 9C40-9C4Z . Disorders of the visual pathways or centres
  • 9C60-9C6Z . Glaucoma or glaucoma suspect
  • 9C80-9C8Z . Strabismus or ocular motility
  • 9D00-9D0Z . Disorders of refraction or accommodation
  • 9D20-9D25 . Postprocedural disorders of eye or ocular adnexa
  • Neoplasms of the eye or ocular adnexa
  • Reasons for contact with the health care system in relation to eyes or vision
  • 9D40-9D7Z . Impairment of visual functions
  • 9D90-9D9Z . Vision impairment
  • 9E1Y . Other specified diseases of the visual system
  • 9E1Z . Diseases of the visual system, unspecified