Retinal capillary nonperfusion in fire posterior pole of diabetic eyes
appears to progress relatively slowly. In view of this rate of progre
ssion and the higher complication rate of posterior (central) panretin
al photocoagulation, consideration should be given, in select cases, f
or initial treatment of high-risk proliferative diabetic retinopathy w
ith Blankenship's technique of peripheral panretinal photocoagulation.