Spot Dx — What on earth is this foot lesion?

Jason, a 30-year-old plumber, attends his GP regarding a lesion on his left foot. He says it started a week ago, shortly after he returned from Thailand.

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.

Photo: Atlas Dermatology

References on request from Dr Kate Kelso.