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.

Each week, How to Treat publishes a clinical picture quiz.

The quiz has no CPD points attached, it's just for fun.

Take the quiz below, see how you fare against your peers and share your results via social media: