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 > Nonsuppurative Otitis Media And Eustachian Tube Disorders 381.* > 2006 ICD-9-CM Diagnosis 381.89 Other disorders of eustachian tube View the most recent version of ICD-9-CM 381.89 381.89 is a specific code that can be used to specify a diagnosis 381.89 contains 3 index entries View the ICD-9-CM Volume 1 381.* hierarchy  Index entries containing 381.89: Adhesion(s), adhesive (postinfectional) (postoperative) auditory tube (Eustachian) 381.89 Eustachian tube 381.89 Diverticula, diverticulosis, diverticulum (acute) (multiple) (perforated) (ruptured) 562.10 Eustachian tube 381.89