Acute mastitis is a breast acute purulent infection. Pathogens to Staphylococcus aureus. The incidence of bacterial etiology since chapped nipple, defects intrusion; Milk pregnancy. The disease was particularly prevalent in the production of breastfeeding women, especially early maternal more. Initial flu diagnosis of breast pain and the injured area was stiffen. Surface skin redness, tenderness and lumps and may accompanied by fever, loss of appetite, and other systemic manifestations.