There is a significant association between chronic kidney disease and late age-related macular degeneration.

Patients with proliferative diabetic retinopathy treated with panretinal photocoagulation monotherapy had higher rates of vitrectomy, vitreous hemorrhage, and tractional retinal detachment compared to anti-VEGF monotherapy.

The curved shape of scleral contact lenses significantly increases Acanthamoeba adhesion compared to flat lenses.