10-12 pm left chest pain what causes

The patient has symptoms of chest tightness and pain on the left side. There are many reasons that can cause this symptom. First, it may be caused by respiratory tract diseases, such as tracheal stenosis, or lung diseases. It is common in emphysema, asthma, heart diseases, such as coronary heart disease and pulmonary heart disease. It may also cause symptoms of chest tightness and pain on the left side of the patient.