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UKCRC Health Research Classification System


Main inclusion criteria

Diseases of the eye and normal eye development and function.


Advice on health categories

Includes normal studies on this organ or the condition of blindness.

Studies that involve the optic nerve leading to the brain may be double coded as 50% Neurological and 50% Eye as appropriate.

Excludes mapping of vision in regions of the brain in which case the Neurological category should be applied.

Official terminology

Full name of category

Short name Unique ID
Eye Eye



Related external links

International Classification of Diseases (ICD 10 v2016) – Chapter VII: Diseases of the eye and adnexa (H00-H59)