A breast abscess is a painful collection of pus that forms in the breast.
Our Health A-Z contains more information on Breast abscess.
Mastitis is a condition that causes a woman's breast tissue to become painful and inflamed.
Our Health A-Z contains more information on Infection of the breast.
Important: If you have these symptoms, they may be unrelated to any of these conditions listed. If you are concerned about your symptoms then you should see a doctor.