VEGFA and retinal artery occlusion: One patient, after receiving all three sirolimus injections, was rescued to anti-VEGF therapy due to a decline in VA at month 5 (65 letters at baseline, improving to 68 letters at month 4 after 2 sirolimus injections and suddenly declining to 30 at month 5), due to the development of a central retinal artery occlusion.