Stage | Ocular findings |
---|---|
1 | Macroaneurysms, exudation, neuroretinitis, retinal vasculitis |
2 | Capillary non-perfusion (angiographic evidence) |
3 | Posterior segment neovascularization of disc or elsewhere and/or vitreous haemorrhage |
4 | Anterior segment neovascularization (rubeosis iridis) |
5 | Neovascular glaucoma |