Directly below the sternum is the area of the saber process, or the middle of the epigastrium, which is the location of the stomach. If the patient has chronic gastritis, peptic ulcer, gastric cancer, etc., there may be pain on pressure in this area. At the same time, patients with symptoms such as abdominal distension, nausea, vomiting, acid reflux and belching are recommended to have a gastroscopy to clarify the diagnosis. In addition to this, it is also necessary to consider pancreatitis, the location of the pancreas is also located in the upper abdomen. If patients have pain in this area, they also need to consider pancreatitis. Patients usually have severe pain in the upper abdomen with nausea and vomiting after overeating or drinking a lot of alcohol, and it is recommended to do an ultrasound of the liver, gallbladder, spleen and pancreas to clarify the diagnosis. In addition, this area also needs to consider the possibility of coronary heart disease, because coronary heart disease can also appear in the area of the lower sternal fenestra, it is recommended to do electrocardiogram and myocardial enzyme spectrum examination to clarify the diagnosis.