Dr Sean L Preston, BSc (Hons) PhD FRCP
Consultant in Gastroenterology and General Internal Medicine
Dr Preston graduated from St Mary’s Hospital Medical School, Paddington in 1995. The majority of his postgraduate training was centred at Barts and the
London NHS Trust (a major London Teaching Hospital), in addition to a year spent in Sydney as an Advanced Endoscopy Fellow, prior to his appointment as a Consultant at Barts and the London NHS Trust.
His clinical practice focuses on the diagnosis and treatment of gastro oesophageal reflux disease, Barrett’s oesophagus, inflammatory bowel disease (Crohn’s disease and ulcerative colitis) and irritable bowel syndrome.
His PhD, undertaken at Cancer Research UK, London, outlined the role of stem cells in gastrointestinal cancers and led to several significant publications in the field.
He is Director of Endoscopy at Barts and the London NHS Trust and The Princess Grace Hospital (one of London’s premiere Private Hospitals). His endoscopic expertise relates to gastroscopy, colonoscopy and endoscopic ultrasound and he is an accredited colonoscopist for the National Bowel Cancer Screening Programme. He has written numerous papers and book chapters on gastrointestinal cancer and continues his research in Barrett’s oesophagus.
Dr Preston also featured in the 2013 Tatler Doctors Guide of Britain's top 250 consultants.