Mastitis is a relatively common clinical breast disease. For early simple mastitis, fever rarely occurs when the lesion is limited, but only manifests as localized redness and swelling of the breast, localized heat or swelling. As the disease progresses, when the mastitis develops into acute purulent mastitis or even a breast abscess, the patient will develop a more pronounced fever, sometimes as high as 39°C or even 40°C, accompanied by a certain amount of weakness and dizziness and other general muscle aches and pains. For this type of mastitis must be timely to the hospital for abscess incision and drainage, regular replacement of incision and drainage strips, are helpful to control the inflammation of the breast, but also to enable the patient’s fever symptoms gradually get relief, more should apply sensitive antibiotics symptomatic, anti-inflammatory, supportive treatment.