Endoscopy plays a pivotal role in the diagnosis and treatment of Gastrointestinal disease. Gastrointestinal endoscopy (GIE) is widely performed with around 1.5 million procedures undertaken annually in the United Kingdom1 and approximately 18.5 million procedures in the USA2. The lifetime chance of requiring a GIE is now greater than 35%.

As the technology of endoscopes and the technical expertise of endoscopists have advanced so have the number of clinical settings in which endoscopy may be applied. Modern endoscopists are now no longer simple diagnosticians who find pathology, take biopsies and refer on patients for others to manage. Endoscopists can now characterise and manage a wide range of conditions diagnosed at the time of …