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Chapters ENES DE

XExtension Codes
Anatomy and topography
Functional anatomy
Musculoskeletal system
Joints and ligaments
Number of joints

XA4EJ6 category

Multiple Joints

2 subordinate codes

XA1CK9Oligoarticular
XA3FU7Polyarticular

Also indexed as

Multiple Joints

Nearby in Number of joints

XA4BF0Monoarticular

NextXA4BF0 — Monoarticular

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
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13Diseases of the digestive system
14Diseases of the skin
15Diseases of the musculoskeletal system or connective tissue
16Diseases of the genitourinary system
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18Pregnancy, childbirth or the puerperium
19Certain conditions originating in the perinatal period
20Developmental anomalies
21Symptoms, signs or clinical findings, not elsewhere classified
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26Supplementary Chapter Traditional Medicine Conditions
VSupplementary section for functioning assessment
XExtension Codes
Severity Scale Value
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Anatomy and topography
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Consciousness
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Functional anatomy
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Bones
Joints and ligaments
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XA16K5Bursa
XA7948Joints and ligaments of the head and neck
XA2EL4Joints and ligaments of the thorax
XA6KC7Joints and ligaments of the pelvis and perineum
XA4XC0Joints and ligaments of the upper extremity
XA5ST4Joints and ligaments of the lower extremity
XA2P74Ligaments and joints of multiple sites
Number of joints
Number of Ligaments
XA4EJ6Multiple Joints
XA4BF0Monoarticular
XA1CK9Oligoarticular
XA3FU7Polyarticular

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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