October 2026 Summary | JACC: CardioOncology

Editor-in-Chief Dr. Bonnie Ky introduces the October 2026 issue of JACC: CardioOncology, featuring Part 1 of a special focus on immunology and cardio-oncology. This issue brings together state-of-the-art reviews, primers, original research, and clinical cases examining the immune system's central role in cancer and cardiovascular disease. Topics include the mechanisms and clinical implications of cancer immunotherapies and the immune system's contributions to the cardiovascular effects of cytotoxic chemotherapy, with implications for scientific discovery and patient care.