2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Nervous System And Sense Organs 320-389 > Diseases Of The Ear And Mastoid Process 380-389 > Other Disorders Of Middle Ear And Mastoid 385.* > 2006 ICD-9-CM Diagnosis 385.21 Impaired mobility of malleus View the most recent version of ICD-9-CM 385.21 385.21 is a specific code that can be used to specify a diagnosis 385.21 contains 3 index entries View the ICD-9-CM Volume 1 385.* hierarchy Alternate Terminology Ankylosis of malleus  Index entries containing 385.21: Ankylosis (fibrous) (osseous) 718.50 ear ossicle NEC 385.22 malleus 385.21 malleus 385.21 Impaired, impairment (function) mobility malleus 385.21