In 2007, Professor Christina Messiou was appointed by The Institute of Cancer Research, London, and The Royal Marsden NHS Foundation Trust as an imaging fellow to the Drug Development Unit. This was followed by completion of an MD (Res) in quantitative biomarkers of treatment response in malignant bone disease and 2 years as a Senior Lecturer in Magnetic Resonance Imaging. In 2011 she was appointed Consultant Radiologist at The Royal Marsden and is now an Honorary Faculty member at The Institute of Cancer Research.
As an oncology radiologist she specialises in imaging of myeloma, melanoma and soft tissue sarcoma. Professor Messiou leads on imaging research in these areas and has published widely. Following on from her early research in bone imaging she was one of the first radiologists to provide a comprehensive whole body diffusion weighted MRI service for patients with myeloma and is established internationally as an authority. Professor Messiou also plays an active role in training radiologists to report whole body diffusion weighted MRI scans.
In 2014 she was awarded a Roentgen Professorship by the Royal College of Radiologists and also became a member of the Royal College of Radiologists Academic Committee. She is also a member of the NCRI Expert Advisory Panel and Steering Committee member of the European Organisation for the Research and Treatment of Cancer, Soft Tissue and Bone Sarcoma Group.
In March 2018, Professor Messiou became a reader at the ICR, and she currently leads the Digital Theme of the NIHR Biomedical Research Centre at the Royal Marsden and the Institute of Cancer Research. She was conferred with the title of Professor in October 2022.