Aside from the post-surgical pain and the obvious change in the shape of the breast(s), possible side effects of a<unk>  include wound infection, hematoma (buildup of blood in the wound), and the seroma (buildup of clear fluid in the wound). If the lymph nodes are also removed, additional side effects may occur.
Mastectomy
Metastasectomy
Chemoradiotherapy
Irradiation
Radiation lobectomy
Tomotherapy
Carboxytherapy
Wedge resection