Direct Photocoagulation Guided by Merged Retinal Images for the Treatment of Focal Diabetic Macular Edema

Figure 1

(a) Location of the three fields on the macular thickness map. Center: dark-gray field; inner ring: light-gray field; outer ring: white field. (b) A sample of the false-color topographic image of optical coherence tomography (OCT).

(a)

(b)