Pain in the middle of the chest may be caused by trauma, or it may be caused by diseases such as costochondritis, coronary heart disease, and other diseases such as mediastinal emphysema. 1. Trauma: If the patient’s chest has suffered impact and other traumatic injuries, it will lead to the symptoms of pain in the middle of the chest. 2. Costochondritis: the cause of costochondritis is not clear, and it is considered to be caused by various factors such as viral infection and immunity. Patients will have chest pain, chest tightness and other symptoms, patients will also have skin redness, swelling, fever and other symptoms. 3. Coronary heart disease: Coronary heart disease has a variety of causes, mainly due to coronary artery stenosis or occlusion. The main symptoms of patients with coronary heart disease are chest pain, chest pressure, shortness of breath and other symptoms, as well as dizziness, arrhythmia, panic and other symptoms. 4. Other: mediastinal emphysema, pneumothorax and other diseases can also lead to the phenomenon of pain in the middle of the chest. There may be other reasons for the pain in the middle of the chest, you should consult a doctor in time to find out the specific cause of the disease, and follow the doctor’s instructions to take therapeutic measures.