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 DESCRIPTION
The gastroscopia is a method of exploration that is realized by a light pipe to see the mucous membrane of the esophagus, stomach and duodenum, in search of different possible alterations. The most common thing there is the observation of ulcers of stomach and of duodenum, but other possible reasons exist for the exploration as there can be polyps, varicose veins, and other injuries of more gravity. The pipe that interferes is thin, flexible and equipped with cold light that is transmitted by a glasses system to be able to see from the exterior what covers the top of the pipe or system of endoscopio.
Inside the pipe a space exists to introduce an auxiliary system to take biopsies (pieces or parts of mucous membrane) for his later analysis and to gather Helicobacter pilory cultivation. As preparation is necessary a diet only with water for some hours before the exploration. In general it is realized of ambulatory form, but if sedatives are used in the exploration, must avoid to lead even spent a few hours of the exploration.
Before introducing the pipe, a spay is applied with anesthesia in the mouth and gullet, to diminish the reflex of swallowing and of the vomiting. Sometimes it is possible to use an anesthetic general in the vein, which lasts a few minutes. The doctor will introduce the pipe across the esophagus up to the stomach and then up to the duodenum to examine and to see the whole mucous membrane of these areas.
It be usually necessary to introduce air to open a space in the pipe gastro - intestinal to be able to allow the step of the endoscopio. It is an exploration with scarce complications if the doctor is expert in the exploration. The possible problems that can appear are injuries produced by the pipe in the shape of wounds that can bleed.
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DESCRIPTION 
