Dong-Youn Lee is a professor and chair of the Department of Dermatology at Samsung Medical Center Sungkyunkwan University, Seoul, Korea. He is a director for education program in Korean Dermatological Association. Dr. Lee graduated from Seoul National University (M.D., Ph.D.) and completed his dermatology residency and fellowship at the Seoul National University Hospital. In 2004, he received International Board of Dermatopathology.
As a clinical dermatologist, he has focused on skin cancer, nail, hair and vitiligo. His strong interests are melanoma and nail disorders. Every year since 2001 he has seen more than 500 foreign patients coming from abroad at international health services of Samsung Medical Center. In addition, he has been doing skin research. He has been publishing many articles including over 180 English-written articles concerning skin research and clinical dermatology. Several years ago, he defined specialized nail mesenchyme in the nail unit and proposed to call it onychodermis. He has been studying further about the onychodermis. Also, he has attended and presented at international dermatology meetings including WCD, AAD and ASDP meetings.