The Norwegian University of Science and Technology (NTNU) Jun 16 2026 It's a mystery. The eye disease known as retinopathy of prematurity (ROP) can make infants permanently blind if they are not treated. But there are big differences between how often Norwegian hospitals actually provide this treatment. "These differences between the hospitals are inexplicable," says Dordi Austeng. Austeng is a professor at the Department of Neuromedicine and Movement Science at the Norwegian University of