Choroidal Structural Changes of Posterior Subtenon Triamcinolone Acetonide Injection in Eyes with Refractory Diabetic Macular Edema

Figure 1

Enhanced depth SD-OCT image and converted binary image of the eye with refractory DME. The prebinarized SD-OCT image of the eye with refractory DME. The region within the dotted lines represent the selected TCA. SFCT (white arrow) is defined as the vertical distance from the outer surface of the retinal pigment epithelium to the choroidal-scleral interface (a). The postbinarized SD-OCT image of the eye with refractory DME (b).

(a)

(b)