868
QUIZ SECTION Advances in dermatology and venereology
ActaDV Acta Dermato-Venereologica ActaDV
Is This Melanoma? A Quiz
Stefano VERALDI, Paolo PONTINI, Francesco SALA and Diego TOSI Department of Pathophysiology and Transplantation, Università degli Studi di Milano, IRCCS Foundation, Cà Granda Ospedale Maggiore Policlinico, via Pace n. 9, IT-20122 Milan, Italy. E-mail: stefano. veraldi @ unimi. it
A 46-year-old man was referred to our department by his general practitioner with a clinical diagnosis of melanoma on the fifth left toe. The patient reported that he was in good general health and not on any systemic drug therapy. The slightly painful lesion had appeared approximately 6 weeks earlier, during a trip to Fortaleza( Brazil).
Dermatological examination revealed a pigmented, slightly infiltrated lesion, approximately oval in shape, 0.8 × 0.5 cm, brownish-black in colour, with poorly defined
Fig. 1. Pigmented, slightly infiltrated lesion, oval in shape, brownish-black in colour, with poorly defined borders. borders( Fig. 1). Dermoscopy of the lesion is shown in Fig. 2.
What is your diagnosis? See next page for answer.
Fig. 2. Grey-yellowish round lesion with a central black pore corresponding to the posterior portion of the abdomen of the flea. A haemorrhagic ring surrounds the whole lesion. doi: 10.2340 / 00015555-2666 Acta Derm Venereol 2017; 97: 868 – 869
This is an open access article under the CC BY-NC license. www. medicaljournals. se / acta Journal Compilation © 2017 Acta Dermato-Venereologica.