MedlinePlus Medical Encyclopedia: Lumpectomy

Medical Encyclopedia

Lumpectomy

Lumpectomy is a surgical procedure performed on a solid breast mass to determine if it is malignant. The suspicious lump and some surrounding tissue is excised and analyzed.

Update Date: 6/26/2008

Updated by: Susan Storck, MD, FACOG, Clinical Teaching Faculty, Department of Obstetrics and Gynecology, University of Washington School of Medicine; Chief, Eastside Department of Obstetrics and Gynecology, Group Health Cooperative of Puget Sound, Redmond, Washington. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

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