Mastectomy

Simple or Total

All breast tissue, skin and the nipple are surgically removed but the muscles lying under the breast and the lymph nodes are left in place.

Modified Radical

All breast tissue, skin and the nipple as well as some lymph tissue are surgically removed.

Partial

The breast lump and a portion of other breast tissue (up to one quarter of the breast) as well as lymph tissue are surgically removed.

Lumpectomy

The breast lump and surrounding tissue, as well as some lymph tissue, are surgically removed. When combined with radiation treatment, this is known as breast-conserving surgery.

This page was last updated at 10:33AM on June 6, 2019.