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Dr Diana Tait

Group Leader

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Dr Diana Tait is a Consultant in Clinical Oncology specialising in upper and lower gastrointestinal tumours, and hepatobiliary malignancy. She has a particular interest in technical radiotherapy, its combination with chemotherapy, and addressing the consequences of treatment and long-term effects on patients’ quality of life. Group: Gastrointestinal Clinical Oncology
0208 661 3365 ORCID 0000-0001-5808-1200


Dr Diana Tait is a Consultant Clinical Oncologist at The Royal Marsden NHS Foundation Trust and Honorary Clinical Senior Lecturer at The Institute of Cancer Research. She has a specialist interest in upper gastrointestinal (GI) and lower GI (colorectal) tumours, and hepatobiliary, anal and breast cancers. She has a particular interest in the use of combinations of chemotherapy and radiotherapy to treat GI tumours, and the use of modern radiotherapy techniques for optimising treatment, including intensity-modulated radiotherapy (IMRT) and stereotactic radiotherapy.

She was Vice-President and Dean of the Faculty of Clinical Oncology at the Royal College of Radiologists from September 2012 to September 2014, sitting on numerous national committees looking into developing, setting and maintaining national standards to continue and implement modern radiotherapy techniques to improve quality of care for cancer patients.

Dr Tait was Chair of the Radiotherapy Awareness Programme (2014-2018), in conjunction with Cancer Research UK. This cross-sector group seeks to raise public awareness of radiotherapy and its benefits to patients.

She pursues her interest in late consequences of treatment and survivorship issues as a member Macmillan Clinical Advisory Board and is a Trustee for Bowel Cancer UK (2017-present).