This document discusses mastectomy, which is the surgical removal of all or part of the breast tissue. It describes different types of mastectomies, including simple, skin-sparing, and radical mastectomies. Indications for mastectomy include large cancerous tumors, inflammatory breast conditions, and high risk of invasive cancer. Potential complications include lymphedema, nerve damage, infection, and changes in body image or quality of life. Reconstruction options are also discussed.