What's the best treatment option for this psoriasis?

James, a 60-year-old smoker, presents with widespread erythematous, scaly plaque that is predominantly on extensor surfaces.


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

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

Earn CPD points: How to Treat — Psoriasis

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