The fossa of the heart is mainly in the upper abdomen, the left part of the lower part of the raphe, involving cardiovascular diseases, such as heart attack, angina pectoris, digestive diseases, such as gastric and duodenal inflammation or ulcers, can manifest this part of the pain. When the pain in the fossa of the heart, we should pay attention to the location of the pain, but also pay attention to the nature of the pain, if it is in the anterior chest to appear boring pain or hidden pain, but also have to consider angina pectoris, myocardial infarction. If angina pectoris or myocardial infarction occurs, there are five aspects to be analyzed, according to the part of the pain, the nature of the pain, the duration of the pain, whether there are triggering factors, and whether there is any effect of the use of nitroglycerin to distinguish. The pain of angina pectoris and myocardial infarction is located in the posterior part of the sternum and the precordial area or under the raphe, and it can radiate to the left shoulder or the medial part of the left arm, with radiating pain, which can reach the ring finger or the little finger, and it can also radiate to the left side of the neck or the cheek. If it is inflammation of the stomach and duodenum, the site is mainly in the middle-upper abdomen, gastritis and gastroduodenal ulcer is mainly in the middle-upper abdomen with persistent pain, if there is a sudden and severe cutting pain or burning pain in the middle-upper abdomen, it is considered to be related to the ulcer, perforation. If there is persistent dull or cutting pain in the epigastric region, accompanied by paroxysmal exacerbation, consider the possibility of acute pancreatitis.