Breast calcification BI-RADS2 category is through the breast ultrasound, molybdenum target radiography and other imaging examinations, found that there are calcified foci in the breast, according to the nature of the lesion is designated as BI-RADS2 category, considering that it belongs to the likelihood of benign lesions. There are benign and malignant breast calcification foci. In clinical practice, benign breast calcification foci are caused by breast inflammation and hormonal changes in the body, which are deposits of calcium salts, while malignant breast calcification foci are mostly formed by malignant tumors secreting calcium salts, and the BI-RADS2 category indicates that calcified foci of the breast have a higher probability of belonging to benign lesions. It is recommended that patients combine their own symptoms, such as breast pain, etc., for further treatment. If there are no obvious abnormal symptoms, they can be given regular reviews to observe the changes in their condition, and the specific conditions should be examined and treated under the guidance of professional physicians, so as not to be negligent to avoid delaying their condition.