09Diseases of the visual system
Disorders of the eyeball - anterior segment
Functional disorders of the pupil
9B02Light-near dissociations
9B02.0
category
Argyll Robertson pupil
Definition These are bilateral small pupils that constrict when the patient focuses on a near object but do not constrict when exposed to bright light (they do not “react” to light).
Also indexed as
Argyll Robertson pupil
Nearby in Light-near dissociations
International Classification of Diseases, Eleventh Revision (ICD-11), World Health Organization (WHO) 2019/2021, https://icd.who.int/browse11. Licensed under Creative Commons Attribution-NoDerivatives 3.0 IGO (CC BY-ND 3.0 IGO).
Release 2026-01.
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This page reproduces WHO classification content for reference. It is not
medical advice and must not be used to diagnose or treat. For coding
decisions, consult the official release and your national coding guidelines.
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