During a 2-year peri-COVID period, more cases of acute nonarteritic anterior ischemic optic neuropathy were seen at a tertiary care center than during a previous 2-year period.
Most of the cases were associated with COVID infection or vaccination.
A poster presented at the North American Neuro-Ophthalmology Society meeting reported the results of a retrospective cross-sectional study comparing the demographics, clinical characteristics and visual outcomes of patients diagnosed with acute nonarteritic anterior ischemic optic neuropathy (NAION) in the peri-COVID period of March 15, 2020, to March