The bi-rads classification of the breast is a grading standard for breast imaging to determine benign and malignant tumors, if the result of the examination is grade 3, it is considered that the possibility of benign tumors is relatively high, and the chance of malignancy is extremely low, less than 2%. Touch the breast lump, if the edge is relatively smooth, good mobility, can be up and down, left and right movement, growth is relatively slow, considering the possibility of breast fibroadenoma is relatively large, belongs to benign tumors, can be 3-6 months short-term ultrasound follow-up examination. If the tumor has no obvious changes, no treatment is needed, the only effective treatment is surgical excision, also need to be judged according to the specific circumstances of the examination, if necessary, you can choose to biopsy, or lump excision sent to pathological examination, try to go to regular hospitals, so that the doctor guides the specific methods of examination and treatment.