Breast has hard lump but how is not painful to return a responsibility

Breast has a lump but not pain, usually because of breast fibroma caused, can also be considered to be suffering from lipoma, breast hyperplasia and other diseases caused. It is recommended to go to the hospital for breast color ultrasound, molybdenum target examination, conducive to determine the nature of the disease. If the impact on normal life, can be treated by surgical resection.