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Diseases of the visual system
Doenças do sistema visual
ChapterDefinition
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.
Exclusions
- 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
Subcategories (13)
9A00-9A4ZDisorders of the ocular adnexa or orbit9A60-9B3ZDisorders of the eyeball - anterior segment9B50-9C0ZDisorders of the eyeball - posterior segment9C20-9C2ZDisorders of the eyeball affecting both anterior and posterior segments9C40-9C4ZDisorders of the visual pathways or centres9C60-9C6ZGlaucoma or glaucoma suspect9C80-9C8ZStrabismus or ocular motility disorders9D00-9D0ZDisorders of refraction or accommodation9D20-9D25Postprocedural disorders of eye or ocular adnexa9D41-9D7ZImpairment of visual functions9D90-9D9ZVision impairmentNeoplasms of the eye or ocular adnexaReasons for contact with the health care system in relation to eyes or vision