After the mastectomy removes the breast glandular tissue, there will be varying amounts of extra skin and fat surrounding that location. This tissue can either be completely removed, or it can be rearranged (moved around). The end result will depend on the volume of tissue the surgeon has to work with. In a Goldilocks procedure, your surgeon will typically try to save the maximal amount of skin/fat to rearrange, with the goal of EITHER producing the largest possible breast mound or minimizing concavity to produce an aesthetic flat closure. (More)