Used most commonly in reference to cancer, it describes the occurrence of the cancer extending beyond its area of origin into other regions and organs of the body. When this happens, the cancer becomes difficult to stop and often results in death.
To spread from the first cancer site, for example, breast cancer that spreads to the bone. MRI (Magnetic resonance imaging) A sophisticated test that provides in-depth images of organs and structures in the body.
The spread from one part of the body to another. When cancer cells metastasize and cause secondary tumors, the cells in the metastatic tumor are like those in the original cancer. See the entire definition of Metastasize