Professor Yi Yu Tsai is a doctorate in Medicine, who specializes in: Cataract surgery, diagnosis and treatment of cornea diseases and cornea transplant. In 2009, Professor Tsai was the first to introduce corneal endothelial cells transplant, which successfully cured the torment of his patient. Professor Tsai has a remarkable record in treating patients with cornea related diseases. He has been working at the Hospital since 1998 and has abundance of clinical experience. Actively undergoing clinical and base medicine research, Professor Yi Yu Tsai has published a great number of medical papers for international journals.