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 > Cataract 366.* > 2006 ICD-9-CM Diagnosis 366.1 Senile cataract View the most recent version of ICD-9-CM 366.1 366.1 is a non-specific code that cannot be used to specify a diagnosis View the ICD-9-CM Volume 1 366.* hierarchy