Fig. 6From: Changes in choroidal thickness and optic nerve head morphology after filtering surgery: nonpenetrating deep sclerectomy versus trabeculectomyExample of morphological changes in peripapillary choroidal thickness after NPDS. Preoperatively, (a) PCT was 127.75 μm. At 1 week, (b) PCT was 226.5 μm. At 1 month, (c) PCT was 176 μmBack to article page