A man with pityriasis rubra pilaris (PRP) showed no improvement in skin symptoms despite treatment with several drugs. The patient was diagnosed as having type 1 PRP. Combination therapy with cyclosporine and guselkumab improved his skin condition. Here, we propose a novel therapeutic strategy for intractable PRP.
Keywords: IL‐23p19; cyclosporine; guselkumab; pityriasis rubra pilaris.
© 2022 The Authors. Clinical Case Reports published by John Wiley & Sons Ltd.