Comparative study on optic disc features of premature infants and full?term newborns

Abstract Background To study optic disc features of premature infants and compare to that term explore the pattern newborn development provide basis for diagnosis disease. Methods This was a prospective clinical research. Newborns underwent fundus disease screening from January 1st, 2016 October 31st, in neonatal ward Ruian City Maternal Child Health Hospital were selected. RetCam 3 Version6.1.25.0 Wide-Field Digital Pediatric Retinal Imaging System developed by Clarity Medical Systems, Inc adopted conduct examination on both eyes, 130 degree wide-angle lens used film images centering disc. Results For full-term newborns, vertical diameter lateral ratio > 1, shape oval. The difference each parameter between newborns not statistically significant ( P 0.05). There’s constitution sclerotic ring type newborns. Among which, proportion single double higher than < no mixed had 0.05) Conclusions We found mature types (single type) infants. While there’s statistical Double normal stage