10th August 2020

A 28-year old man presents with a sore on the inside of his cheek

 A 28-year old man presents with a sore on the inside of his cheek. The lesion is round, 5mm in diameter and has a ‘punched-out’ appearance. The patient has had the lesion for around a week and the associated pain is making it difficult to eat. He has had sores like this before and they usually settle within a week. The rest of the oral cavity looks healthy.

For the patient above, please select the SINGLE most likely diagnosis. Select ONE option from the list above.