Most of the most common causes of stomach pain are stomach cramps due to inflammatory infections caused by cold or flu; also often due to is an irregular diet, eating fried, greasy, spicy, or irritating foods; or gastrointestinal dysfunction caused by indigestion. Stomach pain can also occur if it is caused by chronic gastritis, gastroesophageal reflux disease, gastric ulcers, or poor digestive function. Most typical stomach pains are spasms resulting in acid reflux and belching, along with nausea and vomiting. For early appendicitis or intestinal obstruction or pancreatitis, it can also show the characteristics of stomach pain in the upper abdomen. Therefore, it is necessary to actively improve the ultrasound examination and, if necessary, the gastroscopy to further clarify the diagnosis after the occurrence of stomach pain. If no other diseases are diagnosed, medication for acid suppression, improvement of gastrointestinal dynamics and improvement of gastrointestinal dysfunction can be considered.