• In eight patients with proliferative diabetic retinopathy treated with focal photocoagulation for preretinal new vessels, recurrent preretinal new-vessel systems supplied from the choroid developed. Subsequent treatment in most cases failed to produce permanent obliteration of the new-vessels networks.
Chandra SR, Bresnick GH, Davis MD, Miller SA, Myers F. Choroidovitreal Neovascular Ingrowth After Photocoagulation for Proliferative Diabetic Retinopathy. Arch Ophthalmol. 1980;98(9):1593-1599. doi:10.1001/archopht.1980.01020040445010