modified radical mastectomy

…the entire breast; and a modified radical mastectomy removes the breast along with adjacent lymph nodes. Radical mastectomies involving removal of the breast, underlying muscle, and other tissue are rarely performed. Surgery is associated with a wide range of side effects, including changes in arm or shoulder mobility, swelling, infection,…

In the modified radical mastectomy, the procedure involves removal of the breast but preservation of the pectoralis major muscle. The extent of preservation of the pectoralis minor and axillary nodes varies.