In this episode of HSS Presents, rheumatologist Dr. Anne Bass is joined by Dr. Deanna Jannat-Khah of HSS and Dr. Michael Postow of Memorial Sloan Kettering to explore immune checkpoint inhibitor–induced arthritis. They discuss how life-saving immunotherapies for cancer can trigger inflammatory joint disease, the challenges of balancing tumor control with autoimmune toxicity, and the latest evidence on safe use of steroids and biologics. The panel also highlights ongoing research into mechanisms, phenotypes, and long-term outcomes, underscoring the importance of multidisciplinary care for cancer patients who develop musculoskeletal complications from immunotherapy.