Stomach acid keeps throwing up. What's going on?

1, dyspepsia

due to gastric motility disorders, gastric motility reduction, can not empty the stomach food in time, food accumulation in the stomach after fermentation produces a lot of sour taste gas, so that the stomach sac expansion, it may cause gastric acid has been vomiting symptoms.

2, gastroesophageal reflux

may be related to the destruction of anti-reflux structure, because the lower esophageal sphincter can not play a high pressure barrier role, gastric acid and undigested food will reflux to the esophagus, causing gastric acid has been vomiting symptoms.

3, pyloric obstruction

will prevent food from entering the intestine through the pyloric, so food will stay in the stomach, and mixed with gastric acid, causing gastric pressure to increase, resulting in gastric acid has been vomiting.