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 > Other Disorders Of Eye 379.* > 2006 ICD-9-CM Diagnosis 379.41 Anisocoria View the most recent version of ICD-9-CM 379.41 Unequal pupil size, which may represent a benign physiologic variant or a manifestation of disease. Pathologic anisocoria reflects an abnormality in the musculature of the iris (IRIS DISEASES) or in the parasympathetic or sympathetic pathways that innervate the pupil. Physiologic anisocoria refers to an asymmetry of pupil diameter, usually less than 2mm, that is not associated with disease. 379.41 is a specific code that can be used to specify a diagnosis 379.41 contains 1 index entry View the ICD-9-CM Volume 1 379.* hierarchy  Index entries containing 379.41: Anisocoria (pupil) 379.41 congenital 743.46