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XExtension Codes
Anatomy and topography
Functional anatomy
Respiratory system
XA07R2Lower respiratory tract
XA57M6Lung
XA7EZ3Right lung

XA1QM3 category

Right middle lobe bronchus

Also indexed as

Right middle lobe bronchus

Nearby in Right lung

XA29Y4Hilum of right lung
XA8Z30Right upper lobe bronchus
XA41Z3Right lower lobe bronchus

PreviousXA41Z3 — Right lower lobe bronchus

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
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Functional anatomy
Surface topography
Partonomic view
Nervous system
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Auditory system
Circulatory system
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Integumentary system
Musculoskeletal system
Genitourinary system
3 more
XA8Z63Upper respiratory tract
XA07R2Lower respiratory tract
XA26H1Trachea
XA57M6Lung
XA5437Bronchioles
XA9TC5Main bronchus
XA4JA0Carina
XA7EZ3Right lung
XA2UD3Left lung
XA90M2Lobe of lung
XA2PV7Connective and other soft tissues of lung
XA4U64Pulmonary artery
XA29Y4Hilum of right lung
XA8Z30Right upper lobe bronchus
XA41Z3Right lower lobe bronchus
XA1QM3Right middle lobe bronchus

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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