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Chapters ENES DE

XExtension Codes
Anatomy and topography
Functional anatomy
Respiratory system
XA8Z63Upper respiratory tract
XA43C9Nasal cavity

XA4CN5 category

Nasal mucosa

Also indexed as

Nasal mucosa

Nearby in Nasal cavity

XA53X2Nasal vestibule
XA8D47Nasal septum
XA8817Nasal turbinate
XA7WQ4Nasal cartilage
XA6YH7Connective, subcutaneous and other soft tissues of nasal cavity

PreviousXA7WQ4 — Nasal cartilage NextXA6YH7 — Connective, subcutaneous and other soft tissues of nasal cavity

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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
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Respiratory system
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XA8Z63Upper respiratory tract
XA07R2Lower respiratory tract
XA43C9Nasal cavity
XA3523Accessory sinuses
XA9AZ1Nasopharynx
XA2RH5Larynx
XA53X2Nasal vestibule
XA8D47Nasal septum
XA8817Nasal turbinate
XA7WQ4Nasal cartilage
XA4CN5Nasal mucosa
XA6YH7Connective, subcutaneous and other soft tissues of nasal cavity

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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