If you are experiencing a medical emergency please dial 911 immediately
A mastectomy is the removal of the entire breast. This is called total or simple mastectomy. In a modified mastectomy, the breast is removed along with the lymph nodes under the arm, the lining over the chest muscles, and sometimes part of the chest wall muscles.
Last Revised: June 28, 2013
Author: Healthwise Staff
Medical Review: Sarah Marshall, MD - Family Medicine & Douglas A. Stewart, MD - Medical Oncology
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