Metastatic breast cancer is breast cancer that has spread beyond the breast to other organs in the body (most often the bones, lungs, liver or brain).. Prognosis
Lung metastases may not cause any symptoms at first. The symptoms. . It is given for some types of cancer that have spread to the lungs, such as breast and thyroid cancers.. . Survival with lung metastases is sometimes measured in months.
The five-year survival rate for people diagnosed with late-stage lung cancer that has spread (metastasized) to other areas of the body is 5 percent.