Do you recognise this 'smiley' rash?

Hunter is a five-year-old brought in by his father with a four-day history of an itchy patch on his left shoulder blade.

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 Kate Kelso is a GP and medical editor at Australian Doctor.


BMJ 2021; 7 Sept.