Non-bacterial mastitis may be plasma cell mastitis. Considering that it is related to breast trauma, endocrine disorders and other factors, it is necessary to go to the hospital for further examination to clarify the cause of the disease, and then consult the doctor in time. 1. Breast trauma: It is usually due to a more intense impact or extrusion around the breast, resulting in an infection around the breast, which can lead to breast enlargement. Breast trauma may cause redness, swelling, fever, pain and other symptoms, you can use erythromycin ointment, levofloxacin tablets and other medications under the guidance of the doctor, which can play a role in anti-inflammatory and anti-infection. 2. Endocrine disorders: may be due to endocrine disorders, resulting in hormone secretion disorders in the body, the phenomenon of breast hyperplasia. Endocrine disorders usually appear dark skin color, irritability and other symptoms, can be used under the guidance of the doctor bromocriptine mesylate tablets and other drugs to treat. The use of medication requires attention to adverse drug reactions, precautions and contraindications. Non-bacterial mastitis also requires surgical treatment if necessary, if the phenomenon of non-bacterial mastitis, should be scientific regular work and rest, work and rest, appropriate exercise, reasonable diet.