Figure 2: Progression of retinal edema measured by SDOCT. (a) Immediately prior to treatment with ranibizumab, SDOCT revealed the presence of subretinal fluid and prominent cystoid edema OU. (b) After 2 injections of ranibizumab there is complete resolution of subretinal fluid OU. The foveal contour is also improved OU with dramatic reductions in CST. (c) After 8 total injections, the improvements in CST have stabilized OD, but are lost OS. There is worsening of cystoid edema OS.