Dr. Yu is a professor of Seoul National University (SNU) College of Medicine and in charge of the Retina and Uveitis service in Seoul National University Hospital (SNUH). He has set up two special clinics in the SNUH, the uveitis clinic and the hereditary retinal disease clinic. He is Chair of the Department of Preclinical Research of SNUH Bioresearch Institute since 2016. Also, he is a founding president of the Korean Association of Retinal Degeneration ([...] from 2014. He is a council member of ISBD (international society of Behcet disease) and a board member of Korean Retina society and Korean Uveitis Society. He is a member of IUSG (International Uveitis Society Group) and Macula Society. He is the first recipient of the Korean Retina Society Academy Award and received Distinguised Service Award from the APAO(Asia Pacific Academy of Ophthalmology) in 2016 and 2017.

He serves as a prinicipal investigator or co-investigator in many clinical trials. His research interests focus on clinical and translation research on ocular inflammatory diseases as well as retinal degeneration. He has published over 200 scientific papers including in international journals. He was a chief editor in several books including Asian Retina (Elsevier), Ophthalmic laser treatment, inherited retinal diseases, and Uveitis (Korean Elsevier), and is a volume editor of "Inflammatory and Infectious Disorders" in the upcoming 9-volume Retina Atlas by Springer. He also participated as a chapter author in many textbooks such as Retina (Mosby) and Advances in Vision Research Volume I and II (Springer).

Updates on clinical features and molecular diagnosis

Cases contributed by global leaders in the field

Clinical photographs obtained with newer imaging techniques

Many images of rare but clinically important diseases

Molecular Genetics of Inherited Retinal Diseases.- Approach to Inherited Retinal Diseases.- Stem Cell and Gene Therapy for Inherited Retinal Diseases.- Retinitis Pigmentosa .- Syndromic Retinitis.-Pigmentosa .- Leber Congenital Amaurosis / Early-Onset Severe Retinal Dystrophy.- Congenital Stationary Night Blindness.- Vitelliform Macular Dystrophy.- Stargardt Macular Dystrophy .- Cone Dystrophy / Cone-rod Dystrophy.- X-Linked Retinoschisis .- Von Hippel Lindau Disease and Retinal Hemangioblastoma.- Other Macular Dystrophies 1.- Other Macular Dystrophies 2.- Hereditary Vitreoretinal Degenerations.- Hereditary Choroidal Dystrophy.- Retinal Disorders Mimicking Inherited Retinal Diseases.