2nd July 2023

A 55-year-old man presents to clinic with a crusted, blistering eruption on the back of his hands and the forearms bilaterally

A 55-year-old man presents to clinic with a crusted, blistering eruption on the back of his hands and the forearms bilaterally. He first noticed it one year ago after a holiday in Mexico. He has a past medical history of eczema, asthma and high cholesterol. He is a non-smoker, but he often binge drinks alcohol socially, which he states does worsen his eruption.

What is the most likely diagnosis?

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