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 > Otosclerosis 387.* > 2006 ICD-9-CM Diagnosis 387.1 Otosclerosis involving oval window obliterative View the most recent version of ICD-9-CM 387.1 387.1 is a specific code that can be used to specify a diagnosis 387.1 contains 2 index entries View the ICD-9-CM Volume 1 387.* hierarchy  Index entries containing 387.1: Otosclerosis (general) 387.9 involving oval window obliterative 387.1 obliterative 387.1