Hae-Young Lopilly Park1, Juyoung Shin2, Jae Hyung Lee1, Chan Kee Park3. 1. Department of Ophthalmology and Visual Science, College of Medicine, Seoul St. Mary's Hospital, The Catholic University of Korea, Seoul, South Korea. 2. Division of Endocrinology and Metabolism, Department of Internal Medicine, College of Medicine, Seoul St. Mary's Hospital, The Catholic University of Korea, Seoul, South Korea. 3. Department of Ophthalmology and Visual Science, College of Medicine, Seoul St. Mary's Hospital, The Catholic University of Korea, Seoul, South Korea ckpark@catholic.ac.kr.