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Fig. 1 | BMC Ophthalmology

Fig. 1

From: The repeatability of superficial retinal vessel density measurements in eyes with long axial length using optical coherence tomography angiography

Fig. 1

Superficial vessel plexus en face images of OCTA. a The inner ring and outer ring of the 6 × 6 mm scan pattern. b The FAZ area automatically recognized by the software on the 3 × 3 mm scan pattern; c The perfused vasculature (marked as green) automatically segmented to calculate PD; d The skeletonized vasculature (marked as red) automatically segmented to calculate VLD

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