PURPOSE: Nonarteritic anterior ischemic optic neuropathy is the most common acute optic nerve disease of adults over age 50 years. ... Hattenhauer MG;

What Is a Stroke in the Eye?...･ Eye strokes, or anterior ischemic optic neuropathy (AION), results in varying degrees of vision loss......Acute Exposure...

Anterior ischemic optic neuropathy (AION) is the most common cause of acute optic neuropathy in older age groups.

Anterior ischemic optic neuropathy(AION) is a medical condition involving loss of vision due to damage to the optic nerve from insufficient blood supply. AION is generally divided into two types...View article on Wikipedia »
wiki.ask.com/Anterior_ischemic_optic_neuropathy

Ischemic = Enough blood supply...Compressive Optic Neuropathy...Acute Ischemic Optic Neuropa CAleyes.com...

SUMMARY: The purpose of this case report is to show the diagnostic potential of diffusion-weighted MR imaging in establishing the presence of ischemic optic neuropathy (ION).

Bilateral and simultaneous acute ischemic optic neuropathy may be a rare but devastating surgical complication.

The triggering factor for an attack of acute ischemic neuropathy even in the presence of arterio-sclerosis of other recognizable cardiovascular anomaly is rarely identified.

The Medscape Journal...Acute Disease...Optic Neuropathy, Ischemic [etiology]