Dermatology: Practical and Conceptual DERMATOLOGY PRACTICAL & CONCEPTUAL www.derm101.com Quiz | Dermatol Pract Concept 2012;3(2):12 73 The patient A 64-year-old man presented with a non-pigmented lesion on the leg (Figure 1). What is your diagnosis based on the clinical and dermatoscopic presentation (Figure 2)? Please send your answer to dpc@derm101.com. The first correct answer will receive a complimentary copy of the book, Dermatoscopy: An Algorithmic Method Based on Pat- tern Analysis [Facultas Verlag, 2011]. The case and the answer to the question will be presented in the next issue of Dermatology Practical and Conceptual. Answer to January 2013 quiz The correct answer to the dermatoscopy quiz in the January 2013 issue is basal cell carcinoma (http://dx.doi.org/10.5826/ dpc.0301a11). Congratulations to Dr. Jan Lapins who was the first to send us the correct answer to this quiz! Dermatoscopy: What is your diagnosis? Philipp Tschandl, M.D.1 1 Department of Dermatology, Division of General Dermatology, Medical University of Vienna, Austria Citation: Tschandl P. Dermatoscopy: what is your diagnosis? Dermatol Pract Conc. 2013;3(2):12. http://dx.doi.org/10.5826/dpc.0302a12. Copyright: ©2013 Tschandl. This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited. Corresponding author: Philipp Tschandl, M.D., Department of Dermatology, Division of General Dermatology, Medical University of Vienna, Währinger Gürtel 18-20, 1090 Vienna, Austria. Tel. 43 1 40400 7700; Fax. 43 1 408 19 28. Email: philipp.tschandl@meduniwien.ac.at. Figure 1. Clinical image of a non-pigmented lesion on the leg. Figure 2. Dermatoscopic presentation of the lesion.