Yu-An Wei1, Wan-Chi Chuang2, Chien-Hui Hong1,3. 1. Department of Dermatology, Kaohsiung Veterans General Hospital, Kaohsiung, Taiwan. 2. Division of Endocrinology and Metabolism, Department of Internal Medicine, Kaohsiung Veterans General Hospital, Kaohsiung, Taiwan. 3. Department of Dermatology, Faculty of Medicine, National Yang-Ming University, Taipei, Taiwan.