Generally speaking, people diagnosed with<unk>  recover visual acuity completely within two months, though more severe cases may take longer, or not see complete recovery at all.
Photic retinopathy
Diabetic retinopathy
Hypertensive retinopathy
Autoimmune retinopathy
Retinal vasculitis
Vitreoretinopathy
Radiation retinopathy
Motion-induced blindness