11th August 2020

A 30-year-old male with a background of Crohn’s disease presents with a painful ulcer on his calf

A 30-year-old male with a background of Crohn’s disease presents with a painful ulcer on his calf. This initially appeared a day ago as a tiny nodule but has been rapidly enlarging. 

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