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Chapters ENES DE

15Diseases of the musculoskeletal system or connective tissue
Osteopathies or chondropathies
FB81Osteonecrosis

FB81.1 category

Osteonecrosis due to dialysis

Also indexed as

Osteonecrosis due to dialysis

Nearby in Osteonecrosis

FB81.0Idiopathic aseptic osteonecrosis
FB81.2Drug-induced osteonecrosis
FB81.3Osteonecrosis due to trauma
FB81.4Osteonecrosis due to haemoglobinopathy
FB81.5Osteonecrosis due to ionizing radiation
FB81.6Alcohol induced osteonecrosis
4B4YOther specified diseases of the immune system
4B4ZDiseases of the immune system, unspecified

PreviousFB81.0 — Idiopathic aseptic osteonecrosis NextFB81.2 — Drug-induced osteonecrosis

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
FA00-FA5ZArthropathies
FA70-FB1ZConditions associated with the spine
FB30-FB6ZSoft tissue disorders
FB80-FB8ZOsteopathies or chondropathies
FC00Certain specified acquired deformities of musculoskeletal system or connective tissue, not elsewhere classified
FC01Postprocedural disorders of the musculoskeletal system
Neoplasms of the musculoskeletal system
4B4YOther specified diseases of the immune system
4B4ZDiseases of the immune system, unspecified
FB80Certain specified disorders of bone density or structure
FB81Osteonecrosis
FB82Chondropathies
FB83Low bone mass disorders
FB84Osteomyelitis or osteitis
FB85Paget disease of bone
FB86Disorders associated with bone growth
4B4YOther specified diseases of the immune system
4B4ZDiseases of the immune system, unspecified
FB81.0Idiopathic aseptic osteonecrosis
FB81.1Osteonecrosis due to dialysis
FB81.2Drug-induced osteonecrosis
FB81.3Osteonecrosis due to trauma
FB81.4Osteonecrosis due to haemoglobinopathy
FB81.5Osteonecrosis due to ionizing radiation
FB81.6Alcohol induced osteonecrosis
4B4YOther specified diseases of the immune system
4B4ZDiseases of the immune system, unspecified

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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