Why does this lesion keep coming back?

Ryan, a 60-year-old bus driver, presents asking for a second opinion regarding a recurrent lesion on his chin.

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.

References:
  1. Int Endod J 1997; Sept.

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