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The Endoscopy Unit - St. Peter’s is located on Level 3 of the Outpatients / Departmental block.

Our services include:

  • Gastroscopy
  • Colonoscopy
  • ERCP, EUS, therapeutic endoscopy (including removal of bowel polyps)
  • Bowel cancer screening
  • Barrett’s oesophagus surveillance
  • banding and sclerotherapy for oesophageal varices
  • oesophageal dilatation and stenting
  • injection of bleeding ulcers and ethanol necrosis of tumours
  • oesophageal function testing


We also provide:

  • Breath testing for bacterial overgrowth and Helicobacter
  • Inflammatory bowel disease clinic
  • Liver and biliary clinic
  • Hepatology clinic
  • Gastrointestinal (GI) physiology: pH manometry (and BRAVO), breath testing, capsule endoscopy
  • Alcohol Liaison Service
  • Nutrition and Dietetics


We provide inpatient care on May Ward with 7-day Gastroenterology consultant ward cover and 24/7 cover for emergency GI bleeds.

We support ambulatory care services via the Ambulatory Medical unit & AECU. We provide outpatient clinics at St Peter’s & Ashford Hospitals, along with clinics at Woking Hospital.