Fig. 2
From: Diabetic retinopathy and OCT angiography: clinical findings and future perspectives
Intraretinal microcirculation and capillary nonperfusion. This patient was diagnosed with PDR. Fundus photograph and fluorescein angiography (a, b). Images of 3 × 3-mm fluorescein angiography (c) and OCT angiography were obtained (d). The white arrowheads indicate superficial collaterals with adjacent nonperfusion areas (orange arrowheads) (c). The corresponding SD OCT B-scan is also shown (e)