11th August 2020

A 50-year old man presents to the diabetes clinic complaining of an ulcer on his left shin

A 50-year old man presents to the diabetes clinic complaining of an ulcer on his left shin. He says it has been there for some time, it is very noticeable and has been hurting after he knocked his leg against a chair last week. You notice an erythematous raised yellow-brown area on the left shin, around 2 cm x 3 cm in size and suspect a diagnosis. You are also aware that the patient has had very poor glycaemic control over the past 18 months.

For the patient above, please select the SINGLE most likely diagnosis of the dermatological manifestation of their systemic condition/disease. Select ONE option from the list above.