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. 2021 Apr 3;2021:6651175. doi: 10.1155/2021/6651175

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Copyright © 2021 Toshihiko Nagasawa et al.

This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Representative images of no apparent diabetic retinopathy (a), mild nonproliferative diabetic retinopathy (b), and proliferative diabetic retinopathy (c) obtained using ultra-wide-field (UWF) imaging and optical coherence tomography angiography (OCTA). The UWF image shows the hemorrhage (white triangle) and neovascularization (white arrow). The OCTA image shows microaneurysm (white long arrow), microvascular tortuosity (white dotted arrow), and capillary non-perfusion (white short arrow).