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For endoscopic ultrasound of the upper digestive tract, a probe is inserted into the esophagus, stomach, and duodenum during a procedure called esophagogastroduodenoscopy. Among other uses, it allows for screening for pancreatic cancer , esophageal cancer , and gastric cancer , as well as benign tumors of the upper gastrointestinal tract.
Esophagogastroduodenoscopy (EGD) or oesophagogastroduodenoscopy (OGD), also called by various other names, is a diagnostic endoscopic procedure that visualizes the upper part of the gastrointestinal tract down to the duodenum.
However, EGJOO has a variety of etiologies; evaluating the cause of obstruction with additional testing, such as upper endoscopy, computed tomography (CT imaging), or endoscopic ultrasound may be necessary. [2] When possible, treatment of EGJOO should be directed at the cause of obstruction.
A relatively new and less-invasive method involving endoscopic ultrasound (EUS) guidance and fluoroscopy. A large bore needle is used to access the identified pseudocyst, creating a fistula between the cystic cavity and either the stomach or the duodenum. [6] Plastic stents may be placed to facilitate drainage from the pseudocyst. [4]
Endoscopic retrograde cholangiopancreatography (ERCP) is a technique that combines the use of endoscopy and fluoroscopy to diagnose and treat certain problems of the biliary or pancreatic ductal systems. It is primarily performed by highly skilled and specialty trained gastroenterologists.
An upper gastrointestinal series, also called a barium swallow, barium study, or barium meal, is a series of radiographs used to examine the gastrointestinal tract for abnormalities. A contrast medium , usually a radiocontrast agent such as barium sulfate mixed with water, is ingested or instilled into the gastrointestinal tract, and X-rays are ...
An endoscopy is a procedure used in medicine to look inside the body. [1] The endoscopy procedure uses an endoscope to examine the interior of a hollow organ or cavity of the body. Unlike many other medical imaging techniques, endoscopes are inserted directly into the organ.
Therapeutic endoscopy is the medical term for an endoscopic procedure during which treatment is carried out via the endoscope. This contrasts with diagnostic endoscopy , where the aim of the procedure is purely to visualize a part of the gastrointestinal , respiratory or urinary tract in order to aid diagnosis .