Dr. Claire Arthur is a Consultant Clinical Oncologist specializing in treating patients with bowel and thyroid cancers. She is a member of several colorectal multi-disciplinary teams, delivering radiotherapy to patients with rectal cancer. Dr. Arthur has a particular interest in using radiotherapy to achieve organ preservation and the combination of radiotherapy and chemotherapy to improve long-term patient outcomes. She is actively engaged in UK trials and developing national guidance for the use of radiotherapy in rectal cancers. She also treats thyroid cancer, including radioiodine delivery and supervision of chemotherapy for advanced disease. Her areas of expertise include bowel cancer, rectal cancer, thyroid cancer, radiotherapy, chemotherapy, and organ preservation techniques.