4a Breast Node Coarse Needle Biopsy Benign can be treated without surgery, but regular follow-up is needed to observe the changes. Mammography, through ultrasound or molybdenum, can determine the BI-RADS grading, which is a subjective judgment by a medical professional on the benign or malignant nature of the mass. Generally BI-RADS has 7 grades, categorized as 0-6. Below grade 3, a mass is generally considered benign and usually requires no special treatment and close observation. If it is grade 4 or above, puncture pathology is needed to exclude the possibility of malignancy. grade 4a breast nodule, if the coarse needle biopsy is benign, it can be treated without surgery, and regular review can be done. It is recommended that the patient should have a regular routine and diet, relax, avoid anger, and exercise appropriately.