metastatic cancer lymph nodes symptoms
Metastasis is the spread of cancer cells to new areas of the body (often by way of the lymph system or bloodstream). A metastatic cancer, or metastatic tumor, is one which has spread from the primary site of origin (where it started) into different area(s) of the body.hen the cancer has spread to other parts of the body, it is called metastatic cancer. The liver, lungs, lymph nodes, and bones are common areas of spread or metastasis. Even when cancer spreads to a new location, it is still named after the area of the body where it started.