Spitting up a lot of milk may be a physiological phenomenon, or it may be caused by gastroesophageal reflux, improper feeding methods and other reasons.
1. Physiological phenomenon: Infants have a small stomach capacity, which is in a horizontal position, and the cardia sphincter at the entrance of the stomach is poorly developed, while the pyloric sphincter at the exit is better developed, resulting in a tight exit and a loose entrance, which makes it easy for milk to reflux and cause spitting up.
2. Gastroesophageal reflux: it may be caused by the abnormal structure and function of anti-reflux barrier, etc. Infants may have the phenomenon of milk from gastroduodenal contents refluxing into the esophagus and mouth, which can lead to a large amount of spitting up.
3. Improper feeding methods: It may be due to the fact that the nipple is not filled with milk during feeding, so that a lot of air is swallowed during feeding, which can irritate the stomach and throat, and a lot of spitting up occurs.
The child spit up a lot of milk, may also be seen in other causes, it is recommended that the patient to go to the hospital in a timely manner, in accordance with the doctor’s instructions for treatment, to avoid delaying the condition.