Paradoxical psoriatic arthritis in a patient with psoriasis treated with guselkumab.
Antonio CarrieroEnnio LubranoValentina PicernoAngela Anna PadulaSalvatore D'AngeloPublished in: Clinical and experimental dermatology (2022)
Paradoxical psoriatic arthritis (PPsA) may be associated with guselkumab treatment. We describe a patient in whom PPsA required a change from guselkumab to ixekizumab. The pathophysiology of this paradoxical reaction is most likely a cytokine imbalance.