What’s causing this patchy face?

A 27 year old female presents with a three month history of hypopigmentation and small papules over her right cheek.

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!


Professor Dedee Murrell is head of the department of dermatology, St George Hospital; and conjoint professor, University of NSW, Sydney, NSW.

The quiz was co-authored by Dr Genevieve Ho, a dermatology registrar at St George Hospital; and Dr Shikhar Ganjoo, visiting dermatology fellow, St George Hospital, Sydney, NSW.