White spots that don’t go away
A 17-year-old Caucasian boy presents with small white papules on his back.
Each week, How to Treat publishes a clinical picture quiz.
The quiz has no CPD points attached, it's just for fun.
Take the quiz below, see how you fare against your peers and share your results via social media:
Professor Dedee Murrell is head of dermatology at St George Hospital and conjoint professor at the University of NSW, Sydney.