Retinopathy of prematurity (ROP) is a potentially blinding disease caused by abnormal development of retinal blood vessels in premature infants. Infants weighing about 2¾ pounds (1250 grams) or less and are born before 31 weeks of gestation are more likely to be affected by ROP. Retina of the eye is the innermost layer, that receives light and turns it into visual information that is sent to the brain. In Premature babies, the blood vessels that feed the retina haven’t finished growing, and get disturbed growth pattern due to premature birth. When ROP is severe, it can cause retinal detachment and possible blindness. Smaller a baby at birth, more likely chances are that baby will develop ROP. This disorder affects mostly both eyes and is the most common cause of vision loss in childhood and can lead to lifelong vision impairment and blindness. How common is ROP? With recent advances in neonatal care, premature babies are saved and not all premature infants develop ROP. Out of 20 millio...