
Psoriatic arthritis is a chronic inflammatory joint disease occurring in up to 30% of patients with psoriasis, encompassing peripheral arthritis, axial involvement, enthesitis, and dactylitis. Biologic therapies, including TNF inhibitors, IL-17 inhibitors, and IL-23 inhibitors, have substantially expanded treatment options beyond conventional DMARDs. Treat-to-target strategies and tight monitoring have become central to guideline-recommended care.
