Why are these sores suddenly appearing?

Jerome, a 45-year-old bank manager, presents for the second time this year with a few sores on the dorsum of his right wrist.

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.

  1. Clin Dermatol 2018; 16 Aug.