George presents with painful ulcers, erosions and blisters

George, a 50-year-old man, initially presented with intraoral ulcerations, erosions on his scalp and blisters on his face.

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Professor Murrell is head of dermatology at St George Hospital, Sydney, and conjoint professor at the University of NSW, Sydney. 

This article was co-authored by Rachel Xuan, a medical student at the University of NSW and Dr Anes Yang, a dermatology registrar at St George Hospital