The Association between Exercise and Androgenetic Alopecia: A Survey-Based Study

Vol. 29, No. 4, 2017 513 Received April 11, 2016, Revised July 1, 2016, Accepted for publication August 22, 2016 Corresponding author: Won-Soo Lee, Department of Dermatology, Institute of Hair and Cosmetic Medicine, Yonsei University Wonju College of Medicine, 20 Ilsan-ro, Wonju 26426, Korea. Tel: 82-33-741-1345, Fax: 82-33-748-2650, E-mail: [email protected] This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/ licenses/by-nc/4.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited. Copyright © The Korean Dermatological Association and The Korean Society for Investigative Dermatology thotrexate can be helpful. This case is a rare occurrence of sarcoidosis that developed on an old upper blepharoplasty scar in a leukemia patient. We suggest a skin biopsy to exclude scar sarcoidosis when firm papules appear on a scar in leukemia patients.