Fig. 1From: Analysis of macular blood flow changes in thyroid associated ophthalmopathyOCTA of the macular area (A) FAZ border after manual checking (B)-(E) ETDRS grid was divided into the following regions: region 1, central 1-mm (B) region 2, the inner ring (C) region 3, the outer ring (D) region 4, 6 mm circle (E). Macular flow density in region 1 was indicated by FVD and FPD; macular flow density in region 4 was represented by MVD and MPDBack to article page