What's behind this hairy, brown lesion?

Patrick, a 14-year-old budding basketball player, presents complaining of an expanding brown patch on the back of his left shoulder.

Test your clinical know-how by taking the quiz below. If you select the wrong answer, have another go — you can try as many times as you like!


 

Dr Paul Muthiah is a GP on the Central Coast, NSW, and medical co-editor at Australian Doctor.

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