World Health Organization · 2026-01 · English

FB81 Osteonecrosis

Official WHO ICD-11 MMS tabulation. This international classification is separate from US ICD-10-CM. For complete instructions and postcoordination, consult the WHO browser.

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More specific codes

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 FB81.YOther specified osteonecrosis FB81.ZOsteonecrosis, unspecified

US · ICD-10-CM · CDC/NCHS →