Retrobulbar Optic Nerve ischemia: Imaging Considerations

Uncommon and unexpected etiologies of unilateral posterior ischemic optic neuropathy (PION) can be unmasked by specific radiological tests and interventions. We present three cases were imaging was essential to unravel theculprit of unilateral PION secondary to ophthalmic artery(OA) dissection, cavernous ICA dissection and asymptomatic active TA

Internuclear Ophthalmoplegia as the Presenting Sign of Giant Cell Arteritis

A62-year-old man presented with the acute onset of diplopia. His medical history included well-controlled hypertension, hypercholesterolemia, and polymyalgia rheumatica (PMR) that was treated 2 years previously with steroids