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Chapters ENES DE

XExtension Codes
Anatomy and topography
Functional anatomy
Nervous system
XA1630Peripheral nervous system
XA64F0Spinal nerve plexus

XA22K9 category

Brachial plexus

3 subordinate codes

XA1UT5Posterior cord of brachial plexus
XA9PG2Lateral cord of brachial plexus
XA7UA9Medial cord of brachial plexus

Also indexed as

Brachial nerveBrachial plexus

Nearby in Spinal nerve plexus

XA6LU7Cervical plexus
XA8YS2Lumbosacral plexus
XA5186Patellar plexus
XA3SK8Splanchnic plexus
XA2G95Uterovaginal plexus
XA1KP5Vesical nervous plexus

PreviousXA6LU7 — Cervical plexus NextXA8YS2 — Lumbosacral plexus

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
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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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Dimensions of external causes
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Functional anatomy
Surface topography
Partonomic view
Haematopoietic system
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3 more
XA3JU6Central nervous system
XA1630Peripheral nervous system
XA7718Autonomic nervous system
Nerve
XA65L3Spinal nerve
XA6EC2Spinal nerve root
XA64F0Spinal nerve plexus
XA06U6Peripheral nerve
XA8EK9Cranial Nerve
XA6LU7Cervical plexus
XA22K9Brachial plexus
XA8YS2Lumbosacral plexus
XA5186Patellar plexus
XA3SK8Splanchnic plexus
XA2G95Uterovaginal plexus
XA1KP5Vesical nervous plexus
XA1UT5Posterior cord of brachial plexus
XA9PG2Lateral cord of brachial plexus
XA7UA9Medial cord of brachial plexus

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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