Disorder of both middle ear and mastoid	Ear lesion	Mass of ear structure	Mass of musculoskeletal structure	Mastoiditis	Otitis media
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Cholesterin granuloma of middle ear and mastoid (disorder)
	Cholesterin granuloma of middle ear and mastoid
	cholesterolgranuloom van middenoor en mastoïd

Id	445172009
Status	Defined

Associated morphology	Cholesterol granuloma
Finding site	Mastoid structure

Associated morphology	Cholesterol granuloma
Finding site	Middle ear structure

ICD-10 complex map reference set

Target	H71
Rule	TRUE
Advice	ALWAYS H71
Correlation	SNOMED CT source code to target map code correlation not specified