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Chapters ENES DE

XExtension Codes
Anatomy and topography
Functional anatomy
Digestive system
XA9607Gastrointestinal tract
XA1B13Large intestine

XA03U9 category

Colon

9 subordinate codes

XA3AL5Ascending colon
XA95L3Hepatic flexure of colon
XA49U1Transverse colon
XA1PY9Splenic flexure of colon
XA2G13Descending colon
XA8YJ9Sigmoid colon
XA33J5Rectosigmoid junction
XA7177Descending colon and splenic flexure of colon
XA25P9Ascending colon and right flexure of colon

Also indexed as

ColonColon, NOSLarge bowel, NOS

Nearby in Large intestine

XA6J68Caecum
XA4KU2Rectum
XA0D34Anus
XA39S6Anal Canal
XA8QB7Cloacogenic zone

PreviousXA6J68 — Caecum NextXA4KU2 — Rectum

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
Severity Scale Value
Temporality
Aetiology
Topology Scale Value
Anatomy and topography
Histopathology
Dimensions of injury
Dimensions of external causes
Consciousness
5 more
Functional anatomy
Surface topography
Partonomic view
Nervous system
Visual system
Auditory system
Circulatory system
Respiratory system
Digestive system
Integumentary system
Musculoskeletal system
Genitourinary system
3 more
XA8182Mouth
XA5T23Salivary gland apparatus
XA93V5Pharynx
XA9607Gastrointestinal tract
XA0W19Hepatobiliary system
XA3QC5Pancreas
XA0KZ0Peritoneum
XA0828Oesophagus
XA7SR6Cardioesophageal junction
XA7MC7Stomach
XA6452Small intestine
XA1B13Large intestine
XA28R6Upper gastrointestinal tract, not elsewhere classified
XA8PW4Appendix
XA6J68Caecum
XA03U9Colon
XA4KU2Rectum
XA0D34Anus
XA39S6Anal Canal
XA8QB7Cloacogenic zone
XA3AL5Ascending colon
XA95L3Hepatic flexure of colon
XA49U1Transverse colon
XA1PY9Splenic flexure of colon
XA2G13Descending colon
XA8YJ9Sigmoid colon
XA33J5Rectosigmoid junction
XA7177Descending colon and splenic flexure of colon
XA25P9Ascending colon and right flexure of colon

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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