a disconnection between the optic nerve and the brain and/or spinal cord H55-H59 Other disorders of eye and adnexa (H57.9) Red eye — conjunctiva appears red typically due to illness or injury (H58.0) Argyll Robertson pupil — small, unequal, irregularly shaped pupils Other codes The following are not classified as diseases of the eye and adnexa (H00-H59) by the World Health Organization: (B36.1) Keratomycosis — fungal infection of the cornea (E50.6-E50.7) Xerophthalmia — dry eyes, caused by vitamin A deficiency (Q13.1) Aniridia — a rare congenital eye condition leading to underdevelopment or even absence of the iris of the eye See also Endophthalmitis Corneal dystrophies in human Corrective lenses Fungal contamination of contact lenses Lists of diseases List of eye surgeries List of systemic diseases with ocular manifestations Ophthalmology Notes Please see the References section below for the complete listing of information. References EyeWiki: The Eye Encyclopedia written by Eye Physicians & Surgeons (American Academy of Ophthalmology) International Statistical Classification of Diseases (WHO ICD-10) — Diseases of the eye and adnexa (ICD-10 codes H00-H59) Eye diseases Eye diseases