<unk>  is a type of occasionally invasive<unk>  procedure in which an organ or tissue is completely removed or eradicated.<unk>  is used in the treatment of various medical conditions and also as a means to prevent the spread of cancer. __TOC__
Surgical extirpation
Chemoradiotherapy
Radiation therapy
Stereotactic radiation therapy
Nerve-sparing surgery
Chemotherapy
Multisystemic therapy
Organotherapy