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Chapters ENES DE

XExtension Codes
Anatomy and topography
Functional anatomy
Musculoskeletal system
Muscles
XA8PG5Muscle of the abdomen

XA6AY9 category

Pyramidalis muscle

Also indexed as

Pyramidalis muscle

Nearby in Muscle of the abdomen

XA3TW8External oblique abdominis muscle
XA9B36Internal oblique abdominis muscle
XA43E9Psoas major muscle
XA7DA1Psoas minor muscle
XA1GP3Quadratus lumborum muscle
XA1N65Rectus abdominis muscle
XA9FR3Transversus abdominis muscle

PreviousXA7DA1 — Psoas minor muscle NextXA1GP3 — Quadratus lumborum muscle

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
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13Diseases of the digestive system
14Diseases of the skin
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19Certain conditions originating in the perinatal period
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26Supplementary Chapter Traditional Medicine Conditions
VSupplementary section for functioning assessment
XExtension Codes
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XA16K5Bursa
XA2JQ8Muscles of the head and neck
XA19W0Muscle of the thorax
XA8PG5Muscle of the abdomen
XA8Z76Muscle of the back
XA2J71Muscles of the pelvis and perineum
XA4Z20Muscles of the upper extremity
XA47J0Muscles of the lower extremity
XA3TW8External oblique abdominis muscle
XA9B36Internal oblique abdominis muscle
XA43E9Psoas major muscle
XA7DA1Psoas minor muscle
XA6AY9Pyramidalis muscle
XA1GP3Quadratus lumborum muscle
XA1N65Rectus abdominis muscle
XA9FR3Transversus abdominis muscle

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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