He undertook his basic surgical training at St Mary’s Hospital, London, and after becoming a Fellow of The Royal College of Surgeons in 1990 he went to Boston, USA for a two-year Surgical Research Fellowship at Harvard Medical School. Upon his return he was appointed Lecturer in Surgery at St. Mary’s Hospital Medical School. He completed his higher surgical training in the North West Thames Region, where he held Senior Registrar posts at Central Middlesex, St Mary’s, The Hammersmith and Charing Cross Hospitals.
Thereafter he secured an additional year of sub-specialist colorectal training at St Mark’s Hospital for Diseases of the Colon and Rectum, which concluded with a further overseas fellowship in Inflammatory Bowel Disease Surgery at Mount Sinai Hospital, Toronto, Canada.
Mr Gatzen was appointed as the first Specialist Colorectal Surgeon to Wycombe and Amersham Hospitals in May 1999 and following the NHS Trust merger with Stoke Mandeville Hospital he leads the colorectal cancer multidisciplinary team for Buckinghamshire Healthcare.
Mr Gatzen has a major interest in diagnostic and therapeutic colonoscopy for bowel cancer screening and the endoscopic removal of benign and malignant polyps.
He offers the full range of major laparoscopic surgery for both bowel cancer and benign colorectal conditions, such as diverticulitis, Crohn’s disease and Ulcerative Colitis.
In addition, he also has a busy general surgical day-case practice, for all types of hernias and gallbladder surgery (laparoscopic cholecystectomy), as well as haemorrhoids, anal fistula, and rectal prolapse.
- Association of Coloproctology of Great Britain and Ireland
- Royal Society of Medicine
- British Medical Association
- St Mark's Association
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