Hard lump pain in the chest may suggest many kinds of problems, such as: 1, lymph node enlargement, many kinds of diseases can lead to lymph node inflammation, manifested as lymph node enlargement, pain obvious, generalized fever, chills, white blood cell increase, active treatment of the primary pathology, infusion anti-inflammatory, can not be massaged, physical therapy, it will stimulate lymph nodes.2, breast hyperplasia, breast hyperplasia hard lumps related to the body’s hormones, the pain is able to with the beginning of the menstrual period The pain can start with the beginning of menstruation and end with the end of menstruation, it is a benign lesion, and the hard lump can be active, not adhesion. 3, breast fibroids do not have pain, but occasional tingling, not related to menstruation. 4, breast cancer, breast cancer patients with hard lumps involving the nerves will be severe pain, but it is not related to the menstruation, and you need to actively fight against cancer, and adhere to the post-surgery chemotherapy.