Brazil has a population of over 192 million people, with 28% under 15 years old. Childhood blindness affects an estimated 22,000 children in Brazil, or around 110 blind children per million. The leading causes of childhood blindness vary by region but include toxoplasmosis, congenital glaucoma, congenital cataract, and retinopathy of prematurity (ROP). For ROP specifically, it is estimated that of the approximately 36,995 babies born weighing less than 1,500g annually in Brazil, 15,538 will survive to one year of age, and of those 1,554 (10%) will have severe ROP requiring treatment. However, screening and treatment criteria for ROP in Brazil are not