Do gastroscope hang what branch

If gastroscopy needs to hang digestive medicine bill, at the same time need to describe the reasons for gastroscopy in detail. Generally speaking, if long-term abdominal discomfort, or nausea and vomiting, heartburn stomach pain situation, need to improve gastroscopy to clarify. But if simple acute gastroenteritis situation, there is no need to check gastroscopy, because gastroscopy itself is an invasive examination. In addition, it is necessary to check the gastroscope together with the examination of Helicobacter pylori test to make sure that there is no upper abdominal discomfort caused by bacterial infection.