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 381.01 Acute serous otitis media View the most recent version of ICD-9-CM 381.01 381.01 is a specific code that can be used to specify a diagnosis 381.01 contains 4 index entries View the ICD-9-CM Volume 1 381.* hierarchy Alternate Terminology Acute or subacute secretory otitis media  Index entries containing 381.01: Otitis 382.9 media (hemorrhagic) (staphylococcal) (streptococcal) 382.9 acute 382.9 secretory 381.01 serous 381.01 allergic 381.04 secretory 381.4 acute or subacute 381.01 serous 381.4 acute or subacute 381.01