Retinopathy of Prematurity in Infants Born before 25 Weeks Gestation in a Korean Single Neonatal Intensive Care Unit: Incidence, Natural History and Risk Factors

As younger preterm infants are able to survive, more extremely preterm infants are at risk of developing retinopathy of prematurity (ROP). To investigate the incidence, progression and risk factors of ROP in extremely preterm infants in Korea, the medical records of infants born before 25 weeks gestation were retrospectively reviewed. The criteria for laser treatment agreed with type 1 ROP as defined by the Early Treatment for Retinopathy of...