Lumpectomy is the surgical excision of a breast tumor without removing significant amounts of the surrounding tissue or the gland itself. Lumpectomy and radiation are considered local treatments as the treatment is limited to the affected breast. Lumpectomy is not considered a mastectomy.

See also: Definition of Mastectomy


American Medical Association, Current Procedural Terminology: CPT™ 2007. (Chicago: American Medical Association, 2006), p 70-1.

Anderson, K. N., et al, ed., Mosby's Medical, Nursing, and Allied Health Dictionary. (St. Louis: Mosby-Year Book, Inc., 1998), p.962.

Health Care Financing Administration [Website]. Women's Health and Cancer Rights Act Statutory Text. Available at: Accessed: October 17, 2000.

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Tennessee Code Unannotated [Website]. Reconstructive Breast Surgery. Available at:{2D39E}&softpage=Doc_Frame_Pg. Accessed: October 17, 2000.

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