DR BARRY SLAVEN / SCIENCE PHOTO LIBRARY DR BARRY SLAVEN / SCIENCE PHOTO LIBRARY
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Investigative endoscopy. Gastroenterologist performing a bedside oesophagogastroduodenoscopy (EGD) on a ventilated patient in the intensive care unit (ICU) of a hospital. An oesophagogastroduodenoscopy is a diagnostic endoscopic procedure used to view the upper part of the gastrointestinal tract up to the duodenum - the first section of the small intestine. Here, he is looking for the source of gastrointestinal bleeding.
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