Dr Lorraine Portelance, MD

Dr. Lorraine Portelance received her medical degree from the University of Montreal in Quebec, Canada, where she also completed her residency in Radiation Oncology. She went on to complete a fellowship in Radiation Oncology and Gynecologic Cancer Management at the Mallinckrodt Institute of Radiology in St. Louis, Missouri.Currently, she serves as Vice Chair and Clinical Division Chief in the Department of Radiation Oncology at Moffitt Cancer Center. Before joining Moffitt, Dr. Portelance was a Professor of Radiation Oncology at the University of Miami Miller School of Medicine.Dr. Portelance specializes in the treatment of gynecologic and gastrointestinal cancers. A leader in the field, she has helped advance radiation therapy techniques that reduce toxicity and improve disease control. She is internationally recognized for her contributions to clinical trials and her dedication to evidence-based, patient-centered care.A pioneer in on-board adaptive MR-guided radiation therapy, Dr. …Portelance has led innovations in treating gynecologic and GI cancers with greater precision and personalization. She is also a dedicated clinical trialist, actively supporting Moffitt's collaboration with national research cooperative groups such as NRG Oncology and Alliance. She works closely with the gynecologic oncology team of experts to develop research initiatives to improve outcomes for women with gynecologic cancers.Her ongoing research focuses on evaluating dose-escalated MR-guided radiation therapy for organ-preserving treatment in patients with locally advanced rectal cancer.