Can you diagnose this decorative disorder?

Nicholas, a healthy 80-year-old retired dentist, attends for a routine checkup with his optician.

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 of Australian Doctor.

  1. Canadian Journal of Ophthalmology 2016; 51:E160-E161