With less and less breastfeeding and higher nutritional levels, this type of disease is becoming more and more common, mostly in women 2-3 years postpartum, or in patients with hyperprolactinemia, mostly accompanied by nipple depression, the disease starts when the breast is struck by external forces or infected, the pain is not severe, the swelling increases rapidly in a short period of time, if anti-inflammatory treatment can be briefly relieved, but continued treatment of the disease continues to progress, the skin can appear If anti-inflammatory treatment is applied, the swelling can be relieved for a short period of time, but if treatment continues, the skin may break down and pus may flow. Eventually, the breast is destroyed. If such a situation occurs, please go to a professional breast specialist in a timely manner.