Chest pain if the bilateral breast symmetric pain, pain is cyclical, began to appear before menstruation, after the onset of menstruation symptoms significantly relieved, pain can be palpable breast lumps, after the end of menstruation lumps soften or disappear, the performance of the consideration is breast cystic hyperplasia, that is, breast hyperplasia. Through symptomatic drug treatment, usually maintain a happy mood, do not stress too much, can play a role in relieving, ultrasound regular follow-up. If the left side of the lower edge of the breast precordial pain, you also need to exclude heart disease, precordial pain is easily accompanied by symptoms of chest tightness, do an electrocardiogram can be diagnosed. Left-sided chest pain should also be excluded from liver and gallbladder diseases, common cholecystitis, symptoms are easily seen after overeating or alcohol. It is also necessary to exclude diseases of the lungs, chest cavity and other parts of the disease, it is recommended to try to go to the hospital for examination.