“…CRAO is a known but very rare complication of ocular surgery that can occur after retrobulbar, peribulbar, or sub-Tenon's anesthesia. 1 , 3 , 4 , 5 , 6 , 8 , 9 , 10 , 11 , 12 , 14 , 17 , 18 , 19 , 20 , 21 Calenda et al 4 reported CRAO after peribulbar anesthesia for PPV for RRD repair, and Jung et al 10 reported two cases of CRAO after PPV using retrobulbar anesthesia. Ascaso 1 reported transient CRAO after peribulbar anesthesia for PPV.…”