Branch retinal artery occlusion in a patient with patent foramen ovale.

To report branch retinal artery occlusion (BRAO) in a patient with patent foramen ovale (PFO).A 29-year-old female patient was referred for sudden onset superior visual field defect in her left eye. Ocular examination revealed visual acuity of 20/32 in the affected eye along with a positive relative afferent pupillary defect. A calcified white embolus was noted at the first bifurcation of the inferior temporal artery in her left eye together...