Foveal Avascular Zone in Normal Tension Glaucoma Measured by Optical Coherence Tomography Angiography

Figure 2

A 3 × 3 macular OCT-A scan of a normal eye (a) and NTG eye (b) is seen. Area of FAZ of the same normal eye (c) and NTG eye (d) as outlined by Image J program and shown in blue. Binarized image for the same normal eye (e) and NTG eye (f) showing vessels in white in order to calculate macular vessel density.

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