Occasional pain right in the middle of the chest, that is, transient pain, may be caused by diseases of the stomach or by gallbladder disease. If there is bleeding in the gastric mucosa with black stool, gastroscopy can be performed to make a clear diagnosis; gastroscopy can find chronic inflammatory changes in the mucosa of the stomach or ulcerative changes, which can make a clear diagnosis, and oral medication is needed after diagnosis, such as When gallbladder stones are combined with chronic inflammation of the gallbladder, the patient may have vague pain in the upper abdomen or under the glabella, especially after eating fatty food, and the pain may be aggravated, so abdominal ultrasound examination can be performed for diagnosis.