What did a review of the AAO IRIS Registry reveal about the rates of retinal vein occlusion (RVO) during the COVID-19 pandemic? Moderator Katherine Talcott, MD, sits down with Phoebe Mellen, MD, and Kyle Kovacs, MD, to review the study's conclusion that RVO rates did not increase during the pandemic, discuss challenges about talking to patients seeking causality for an ocular phenomenon, and review the relative strengths and drawbacks of relying on the IRIS Registry.