Table of Contents
- Overview
- Symptoms
- Treatment
- Prevention
- Images
A breast infection is an infection in the tissue of the breast.
Alternative Names
Mastitis; Infection - breast tissue; Breast abscess
Causes, incidence, and risk factors
Breast infections are usually caused by a common bacteria (Staphylococcus aureus) found on normal skin. The bacteria enter through a break or crack in the skin, usually on the nipple.
The infection takes place in the fatty tissue of the breast and causes swelling. This swelling pushes on the milk ducts. The result is pain and lumps in the infected breast.
Breast infections usually occur in women who are breastfeeding. Breast infections that are not related to breastfeeding might be a rare form of
Review Date: 11/01/2009
Reviewed By: Linda Vorvick, MD, Medical Director, MEDEX Northwest Division of
Physician Assistant Studies, University of Washington School of
Medicine; Susan Storck, MD, FACOG, Chief, Eastside Department of of
Obstetrics and Gynecology, Group Health Cooperative of Puget Sound,
Redmond, WA, Clinical Teaching Faculty, Department of Obstetrics
and Gynecology, University of Washington School of Medicine. Also
reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.
A.D.A.M., Inc. is accredited by URAC, also known as the American Accreditation HealthCare Commission (www.urac.org)
