If we must say the harm of gastroscopy, then it is that there will be some discomfort when doing gastroscopy.

Do gastroscope is endoscope inserted into the stomach from the mouth to inspect and present a detailed imagery, generally need to ten to twenty minutes, the doctor in the process will be added a small amount of air to the stomach, make it easier for mucosal surface smooth, when necessary, doctors will use endoscopic biopsy samples collected, also may be directly treated with endoscope, such as hemorrhage of hemostasis, etc. Therefore, relatively speaking, gastroscopy is an invasive examination, and most people will have some mild discomfort when undergoing gastroscopy. Some of these include:

1, stomach examination before the need to swallow local anesthetics, taste bitter.

2. Due to fear, the subject will have symptoms of bad breathing.

3. During the examination, when the gastroscope enters the esophagus through the throat, the reflex will cause nausea.

4. There may be throat pain or stomach distension after the examination

But there is no need for undue fear.

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