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Dermatology Practical & Conceptual

ISSN 2160-9381

July 2012 | Volume 2, No. 3

Dermatoscopy: What is your diagnosis?

Philipp Tschandl,  M.D.1 1Department of Dermatology, Division of General Dermatology, Medical University of Vienna, Austria

Citation: Tschandl P. Dermatoscopy: What is your diagnosis? Dermatol Pract Conc. 2012;2(3):9. http://dx.doi.org/10.5826/dpc.0203a09.

Copyright: ©2012 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. E-mail: philipp.tschandl@meduniwien.ac.at.

Quiz

A 19-year-old male patient presented with a yellow nodular lesion on the scalp with dark eccentric pigmentation (Figure 1). Dermatoscopy reveals a structureless yellow area combined with serpentine branched vessels and a large blue clod (Figure 2). What is your diagnosis?

Figure 1. A-Clinical picture of a papular lesion on the scalp. B-Clinical closeup. [Copyright: ©2012 Tschandl.]

Figure 2. Dermatoscopy: A structureless yellow to orange area, a single blue clod, and serpentine branched vessels can be seen. [Copyright: ©2012 Tschandl.]

Please send your answer to dpc@derm101.com. The first to respond with the correct answer will receive a complimentary copy of the book, Dermatoscopy: An Algorithmic Method Based on Pattern 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 April 2012 quiz

The correct answer to the quiz in the April 2012 issue is xanthogranuloma.

Please see article 3 of this issue of Dermatology Practical and Conceptual for a detailed description of xanthogranuloma with dermatoscopic/dermatopathologic correlation [http://dx.doi.org/10.5826/dpc.0203a03].

Congratulations to Iara Trocoli Drakensjö, who was the first to send us the correct answer to this quiz!