gas in upper stomach what to do
In many cases, the symptoms of abdominal bloating can be diminished or even prevented by adopting a few simple lifestyle changes. 1  Donât chew gum. Chewing gum can cause you to swallow extra air, which in turn can lead to bloating.  Limit your intake of carbonated drinks.
Barium sulfate. The upper gastrointestinal (GI) series is a radiological examination of the esophagus, stomach, and small intestine after ingestion of barium sulfate, which is a milkshake-like, radiopaque substance. A combination of x-ray and fluoroscopy techniques are used to record the study.