10Diseases of the ear or mastoid process Diseases of middle ear or mastoid AB11Mastoiditis or related conditions
AB11.2
category
Petrositis
Also indexed as
Acute inflammation of petrous bone Caries of petrous bone Chronic inflammation of petrous bone Petrositis inflammation of petrous bone osteitis of petrous bone osteomyelitis of petrous bone
Nearby in Mastoiditis or related conditions
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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