Dr Screaton was appointed Consultant Radiologist in Papworth and Addenbrooke's Hospitals, Cambridge in 2000. He specialises in cardiothoracic radiology and is currently Radiology Clinical Director in Papworth Hospital and President of the British Society of Thoracic Imaging.He has published widely on cardiothoracic imaging with over 50 papers, has served as research and education lead for the British Society of Thoracic Imaging and is a regular invited speaker at national imaging meetings. He specializes in cardiothoracic imaging in general and in thoracic and cardiac CT in particular with access to state of the art imaging facilities in Cambridge Spire Lea. He performs both general and cardiothoracic diagnostic CT, ultrasound, and plain film reporting as well as image guided biopsy and drainage using CT and ultrasound. He has BSCI level 3 cardiac CT accreditation. In addition to performing and reporting studies performed in Cambridge Spire Lea he offers a specialist second opinion on external radiological examinations both for clinical and medico-legal purposes.