The symptoms include chest pain, chest tightness and shortness of breath, etc. After the appearance of these symptoms, it is necessary to consult a doctor in time to clarify the cause of the disease. 1. The pain in the chest is usually very obvious, and the range of pain is large, often wandering, mostly in the right lower ribs, especially when doing deep breathing or coughing action will aggravate the pain. 2. Chest tightness is also a common clinical manifestation after the fork in the road, the patient may be accompanied by a certain degree of chest tightness, and in severe cases, it may also lead to dyspnea. 3. If the symptoms of chest tightness continue to worsen, there will also be shortness of breath, which is due to deep breathing will aggravate the pain, but the body needs oxygen, coupled with the accompanying mental tension will lead to the performance. In short, chest tightness, chest pain and other symptoms need timely medical treatment.