[Results of a survey on the occurrence of neovascular glaucoma after central retinal vein occlusion].

A prospective study, ten years long, has been conducted in 147 cases of retinal central vein occlusion without any photocoagulation treatment, in order to evaluate the frequency and the delay of occurrence of neovascular glaucoma. Neovascular glaucoma occurred in 28 cases (19%) occurrence rate of neovascular glaucoma increases in the first four years and then remains stable during the 10 years of observation. Connections between occurrence of neovascular glaucoma and initial association to ware hypertony of chronic glaucoma or to hypertony are discussed.