2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Nervous System And Sense Organs 320-389 > Disorders Of The Eye And Adnexa 360-379 > Disorders Of Optic Nerve And Visual Pathways 377.* > 2006 ICD-9-CM Diagnosis 377.32 Retrobulbar neuritis (acute) View the most recent version of ICD-9-CM 377.32 377.32 is a specific code that can be used to specify a diagnosis 377.32 contains 2 index entries View the ICD-9-CM Volume 1 377.* hierarchy 377.32 Excludes syphilitic retrobulbar neuritis (094.85)  Index entries containing 377.32: Fasciculitis optica 377.32 Neuritis (see also Neuralgia) 729.2 retrobulbar 377.32 syphilitic 094.85