The most important causes of childhood blindness1 2 9 62 (which may coexist)
| The most common avoidable causes of childhood blindness globally | Retinopathy of prematurity |
| Cataract | |
| Corneal opacity | |
| The most common causes of childhood blindness in high-income and middle-income countries | Cerebral visual impairment |
| Optic nerve hypoplasia | |
| Inherited retinal disorders |