The sudden occurrence of chest pain in women, mainly consider the following factors: First, non-menopausal women after the first menstruation, the level of hormones in the body continues to change with the menstrual cycle, the mammary glands will be affected by the hormone secretion, the breast transient hyperplasia, the surrounding tissues edema, chest pain occurs before and during menstruation, do not have to worry about it, and it will return to normal after menstruation is over and does not need to be treated by medication. Secondly, if there are breast nodules or breast lumps or tumors, pain will also occur, it will not change with the menstrual cycle, the size of the lumps will increase or decrease, often accompanied by other symptoms, such as unevenness of the skin, secretion around the area, or redness and swelling of the skin, it is recommended that molybdenum target examination, and according to the results of the examination to choose different treatment options.