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Chapters ENES DE

20Developmental anomalies
Structural developmental anomalies primarily affecting one body system
Structural developmental anomalies of the eye, eyelid or lacrimal apparatus
LA11Structural developmental anomalies of the anterior segment of eye

LA11.6 category

Structural disorders of the pupil

5 subordinate codes

LA11.60Irregular pupil of the eye
LA11.61Iridoschisis
LA11.62Anomalies of pupillary function
4B4YOther specified diseases of the immune system
4B4ZDiseases of the immune system, unspecified

Nearby in Structural developmental anomalies of the anterior segment of eye

LA11.0Blue sclera
LA11.1Structural developmental anomalies of cornea
LA11.2Anterior segment dysgenesis
LA11.3Aniridia
LA11.4Coloboma of iris
LA11.5Congenital corneal opacity
4B4YOther specified diseases of the immune system
4B4ZDiseases of the immune system, unspecified

PreviousLA11.5 — Congenital corneal opacity Next4B4Y — Other specified diseases of the immune system

Browse ICD-11

01Certain infectious or parasitic diseases
02Neoplasms
03Diseases of the blood or blood-forming organs
04Diseases of the immune system
05Endocrine, nutritional or metabolic diseases
06Mental, behavioural or neurodevelopmental disorders
07Sleep-wake disorders
08Diseases of the nervous system
09Diseases of the visual system
10Diseases of the ear or mastoid process
11Diseases of the circulatory system
12Diseases of the respiratory system
13Diseases of the digestive system
14Diseases of the skin
15Diseases of the musculoskeletal system or connective tissue
16Diseases of the genitourinary system
17Conditions related to sexual health
18Pregnancy, childbirth or the puerperium
19Certain conditions originating in the perinatal period
20Developmental anomalies
21Symptoms, signs or clinical findings, not elsewhere classified
22Injury, poisoning or certain other consequences of external causes
23External causes of morbidity or mortality
24Factors influencing health status or contact with health services
25Codes for special purposes
26Supplementary Chapter Traditional Medicine Conditions
VSupplementary section for functioning assessment
XExtension Codes
LA00-LD0ZStructural developmental anomalies primarily affecting one body system
LD20-LD2ZMultiple developmental anomalies or syndromes
LD40-LD7ZChromosomal anomalies, excluding gene mutations
LD90Conditions with disorders of intellectual development as a relevant clinical feature
4B4YOther specified diseases of the immune system
4B4ZDiseases of the immune system, unspecified
LA00-LA0ZStructural developmental anomalies of the nervous system
LA10-LA1ZStructural developmental anomalies of the eye, eyelid or lacrimal apparatus
LA20-LA2ZStructural developmental anomalies of the ear
LA30-LA5ZStructural developmental anomalies of the face, mouth or teeth
LA60-LA6ZStructural developmental anomalies of the neck
LA70-LA7ZStructural developmental anomalies of the respiratory system
LA80-LA9ZStructural developmental anomalies of the circulatory system
LB00-LB0ZStructural developmental anomalies of the diaphragm, abdominal wall or umbilical cord
LB10-LB1ZStructural developmental anomalies of the digestive tract
10 more
LA10Structural developmental anomalies of ocular globes
LA11Structural developmental anomalies of the anterior segment of eye
LA12Structural developmental anomalies of lens or zonula
LA13Structural developmental anomalies of the posterior segment of eye
LA14Structural developmental anomalies of eyelid, lacrimal apparatus or orbit
4B4YOther specified diseases of the immune system
4B4ZDiseases of the immune system, unspecified
LA11.0Blue sclera
LA11.1Structural developmental anomalies of cornea
LA11.2Anterior segment dysgenesis
LA11.3Aniridia
LA11.4Coloboma of iris
LA11.5Congenital corneal opacity
LA11.6Structural disorders of the pupil
4B4YOther specified diseases of the immune system
4B4ZDiseases of the immune system, unspecified
LA11.60Irregular pupil of the eye
LA11.61Iridoschisis
LA11.62Anomalies of pupillary function
4B4YOther specified diseases of the immune system
4B4ZDiseases of the immune system, unspecified

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. View this entity in the official WHO ICD-11 browser.

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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