Fig. 2From: Branch retinal artery occlusion secondary to high-altitude exposure and diabetic retinopathy: a case report(a, right eye; b, left eye) Ultra-widefield fundus fluorescein photographs, the yellow arrow in image B indicating delayed arterial filling corresponding to the area of retinal edema in the early phase. (C, right eye; D, left eye) Ultra-widefield fundus fluorescein photographs showing capillary nonperfusion around the optic disc and leakage at the posterior pole in the late phaseBack to article page