Coronavirus disease 2019 (COVID-19) has affected more than 130 million people as of April 2021. During the current pandemic, SARS-CoV-2 been found to cause conjunctivitis with anecdotal evidence a wide range manifestations from scleritis retinitis, occlusive vasculitis and optic neuritis. The purpose this study is raise awareness about possible COVID-19 related ocular manifestations, including ...

Dr Horton’s letter, “Mistaken treatment of anterior ischemic optic neuropathy with interferon -1a” is an important reminder of the sometimes difficult distinction between optic neuritis (ON) and anterior ischemic optic neuropathy (AION). Although he touches on several distinguishing characteristics, the distinction is clinically important and merits further expansion. Both ON and AION represent...

Recent advances in understanding the effects of hyperbaric oxygen (HBO) on retinal anoxia gave rise to new interest in the possibility of using it as therapeutic treatment for ischemic conditions of the retina and optic nerve. Two patients with non-arteritic anterior ischemic optic neuropathy due to a high-grade ophthalmic artery stenosis were treated with HBO at 2 atm abs in an effort to incre...