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Chapters ENES DE

XExtension Codes
Anatomy and topography
Functional anatomy
Digestive system
XA8182Mouth
XA1WN1Oral cavity
XA8EY7Floor of mouth

XA8CF9 category

Mucosa of floor of mouth

Also indexed as

Mucosa of floor of mouth

Nearby in Floor of mouth

XA69M6Alveololingual sulcus

PreviousXA69M6 — Alveololingual sulcus

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
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13Diseases of the digestive system
14Diseases of the skin
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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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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
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Anatomy and topography
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Functional anatomy
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XA8182Mouth
XA5T23Salivary gland apparatus
XA93V5Pharynx
XA9607Gastrointestinal tract
XA0W19Hepatobiliary system
XA3QC5Pancreas
XA0KZ0Peritoneum
XA5TW5Vestibule of mouth
XA54T3Gingivae
XA6CZ2Teeth
XA1WN1Oral cavity
XA6NQ7Oral mucosa
XA2KN0Other and unspecified parts of mouth
XA7ZA6Palate
XA1T19Tongue
XA8EY7Floor of mouth
XA29D3Tonsillar region
XA15G1Palatine arch
XA69M6Alveololingual sulcus
XA8CF9Mucosa of floor of mouth

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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