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Chapters ENES DE

XExtension Codes
Anatomy and topography
Functional anatomy
Musculoskeletal system
Muscles
XA2JQ8Muscles of the head and neck

XA49A7 category

Risorius muscle

Also indexed as

Risorius muscle

Nearby in Muscles of the head and neck

XA2SJ6Alaeque nasi muscle
XA2QF2Anterior auricularis muscle
XA3SS4Aryepiglotticus muscle
XA8GG0Buccinator muscle
XA0UH6Constrictor of pharynx - inferior muscle
XA3S80Constrictor of pharynx - middle muscle
XA9568Constrictor of pharynx - superior muscle
XA01U4Corrugator supercilii muscle

PreviousXA80F2 — Rectus capitis posterior minor muscle NextXA81P5 — Salpingopharyngeus 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
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
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Aetiology
Topology Scale Value
Anatomy and topography
Histopathology
Dimensions of injury
Dimensions of external causes
Consciousness
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Functional anatomy
Surface topography
Partonomic view
Nervous system
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Integumentary system
Musculoskeletal system
Genitourinary system
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Bones
Joints and ligaments
Cartilage
Muscles
Tendons
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
XA8C48Posterior auricularis muscle
XA9RS8Posterior cricoarytenoid muscle
XA6648Procerus muscle
XA16A4Rectus capitis anterior muscle
XA0JK2Rectus capitis lateralis muscle
XA20Q8Rectus capitis posterior major muscle
XA80F2Rectus capitis posterior minor muscle
XA49A7Risorius muscle
XA81P5Salpingopharyngeus muscle
XA0JF1Scalenus anterior muscle
XA6S71Scalenus medius muscle
XA3TF5Scalenus minimus muscle
XA35K5Scalenus posterior muscle
XA58T9Splenius capitis muscle
XA6095Splenius cervicis muscle
68 more

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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