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 377.49 Other disorders of optic nerve View the most recent version of ICD-9-CM 377.49 377.49 is a specific code that can be used to specify a diagnosis 377.49 contains 9 index entries View the ICD-9-CM Volume 1 377.* hierarchy Alternate Terminology Compression of optic nerve  Index entries containing 377.49: Block optic nerve 377.49 Compression cranial nerve 352.9 second 377.49 nerve NEC - see also Disorder, nerve optic 377.49 Disease, diseased - see also Syndrome optic nerve NEC 377.49 Disorder - see also Disease nerve 349.9 cranial 352.9 second 377.49 optic 377.49 hypoplasia ischemic 377.41 nutritional 377.33 toxic 377.34 optic nerve 377.49 Disturbance - see also Disease optic nerve NEC 377.49 Lesion(s) cranial nerve 352.9 second 377.49