ICD-11 classes
09 Diseases of the visual system

ICD-11 09 Diseases of the visual system

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.

The diagnosis includes nothing.

It excludes 6 items.

  • Certain conditions originating in the perinatal period (KA00-KD5Z)
  • Certain infectious or parasitic diseases (1A00-1H0Z)
  • Complications of pregnancy, childbirth and the puerperium (JA00-JB6Z)
  • Endocrine, nutritional or metabolic diseases (5A00-5D46)
  • Injury, poisoning or certain other consequences of external causes (NA00-NF2Z)
  • Posterior cortical atrophy (8A21.0)

Diagnosis contains 23 clarifying diagnoses:

  1. Disorders of the ocular adnexa or orbit
    It contains 6 clarifying diagnoses.
  2. Disorders of the eyeball - anterior segment
    It contains 9 clarifying diagnoses.
  3. Disorders of the eyeball - posterior segment
    It contains 6 clarifying diagnoses.
  4. Disorders of the eyeball affecting both anterior and posterior segments
    It contains 5 clarifying diagnoses.
  5. Disorders of the visual pathways or centres
    It contains 7 clarifying diagnoses.
  6. Glaucoma or glaucoma suspect
    It contains 4 clarifying diagnoses.
  7. Strabismus or ocular motility disorders
    It contains 9 clarifying diagnoses.
  8. Disorders of refraction or accommodation
    It contains 4 clarifying diagnoses.
  9. Postprocedural disorders of eye or ocular adnexa
    It contains 8 clarifying diagnoses.
  10. Impairment of visual functions
    It contains 10 clarifying diagnoses.
  11. Vision impairment
    It contains 8 clarifying diagnoses.
  12. Neoplasms of the eye or ocular adnexa
    It contains 6 clarifying diagnoses.
  13. Reasons for contact with the health care system in relation to eyes or vision
    It contains 10 clarifying diagnoses.
  14. NA06.9 — Contusion of eyeball or orbital tissues
  15. ND70.2 — Foreign body in multiple parts of external eye
  16. EC23.20 — Oculocutaneous albinism
  17. NA06.8 — Traumatic injury to eyeball
    It contains 17 clarifying diagnoses.
  18. KA41 — Birth injury to eye
  19. 1A60.2 — Late congenital syphilitic oculopathy
  20. Symptoms, signs or clinical findings of the visual system
    It contains 4 clarifying diagnoses.
  21. Structural developmental anomalies of the eye, eyelid or lacrimal apparatus
    It contains 7 clarifying diagnoses.
  22. 9E1Y — Other specified diseases of the visual system
  23. 9E1Z — Diseases of the visual system, unspecified

The diagnosis is included in 10 other classes.

  • Neoplasms of the eye or ocular adnexa
  • Reasons for contact with the health care system in relation to eyes or vision
  • Contusion of eyeball or orbital tissues (NA06.9)
  • Foreign body in multiple parts of external eye (ND70.2)
  • Oculocutaneous albinism (EC23.20)
  • Traumatic injury to eyeball (NA06.8)
  • Birth injury to eye (KA41)
  • Late congenital syphilitic oculopathy (1A60.2)
  • Symptoms, signs or clinical findings of the visual system (MC10-MC2Y)
  • Structural developmental anomalies of the eye, eyelid or lacrimal apparatus (LA10-LA1Z)

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