From the Department of Dermatology and Dermatologic Surgery, Medical University of South Carolina, Charleston.
The author reports no conflict of interest.
Correspondence: Dirk M. Elston, MD, Department of Dermatology and Dermatologic Surgery, Medical University of SC, MSC 578, 135 Rutledge Ave, 11th Floor, Charleston, SC 29425-5780 (elstond@musc.edu).