Other Etiologies of Optic Nerve Disorders

V – vascular
I – infectious
T – trauma
A – autoimmune
M – metabolic
I – inherited
N – neurodegenerative
E – endocrine
S – senile

V – vitamin deficiency
I – inflammatory
T – toxic
A – allergic
M – mass lesions
I – idiopathic
N – nutritional
E – environmental
S – stress

Figure : VITAMINESx2. Although glaucoma is the most common cause of optic nerve disorders, a myriad of other etiologies are possible. This mnemonic is helpful for remembering other etiologies of optic nerve disorders. NA-AION falls under the first “V” in the mnemonic standing for vascular.