Breast bleeding with normal appearance can be seen in cystic hyperplasia of the breast, intraductal papilloma and so on. 1. Breast cystic hyperplasia: it occurs in middle-aged women, the main reason is due to the imbalance of estrogen and progesterone, the clinical manifestations are cyclic breast pain, accompanied by lumps, related to the menstrual cycle, as well as nipple discharge, the nipple discharge can be characterized as bloody, or plasma. Treatment is mainly drug therapy, such as tamoxifen. 2. Intraductal papilloma: it occurs in menstruating women, and the most common symptom is nipple discharge, which can be dark brown or yellow in addition to bloody, and if it is a large volume of intraductal papilloma, it can also be detected in the areola area and nodules. The main treatment for this condition is surgery. In addition, breast bleeding may be associated with breast tumors, mastitis, breast trauma and other reasons, if the appearance of breast bleeding is normal to consult a doctor in a timely manner, and comply with the doctor’s instructions for medication, so as not to delay the condition.