1 Definition of Halsted radical mastectomy

Meaning of Halsted radical mastectomy: Surgery for breast cancer in which the breast, chest muscles, and all of the lymph nodes under the arm are removed.

Surgery for breast cancer in which the breast, chest muscles, and all of the lymph nodes under the arm are removed. For many years, this was the breast cancer operation used most often, but it is used rarely now. Doctors consider radical mastectomy only when the tumor has spread to the chest muscles. Also called radical mastectomy.

For learning, not diagnosis. This glossary provides general educational information and is not a substitute for advice from a qualified healthcare professional. If you may be experiencing a medical emergency, contact local emergency services.