The breast cancer TNM staging system is the most common way that doctors stage breast cancer. Your scans and tests give some information about the stage of your cancer. But your doctor might not be able to tell you the exact stage until you have surgery.
Skip to Content. This is called the stage. Use the menu to see other pages.
T followed by a number from 0 to 4 describes the main primary tumor's size and if it has spread to the skin or to the chest wall under the breast. This includes inflammatory breast cancer. N followed by a number from 0 to 3 indicates whether the cancer has spread to lymph nodes near the breast and, if so, how many lymph nodes are involved.
Feedback on our cancer information. Download our content in other formats. Download your free copy of the Relax CD, track by track.
Once a person is determined to have a malignant tumor or the diagnosis of breast cancer, the healthcare team will determine staging to communicate how far the disease has progressed. Determining the stage helps determine the best way to contain and eliminate the breast cancer. If breast cancer has spread, or metastasizedevidence be may found in the bones, liver, lungs, or brain.
Enter your email address and we'll send you a link to reset your password. The TNM system is the standard staging system used by oncologists to both prognosticate and communicate clearly about patients. Please fill out required fields.
Breast cancer stage describes the extent of the cancer within your body. Breast cancer stage is the most important factor for prognosis. In general, the earlier the stage, the better the prognosis will be.
Staging is a way of classifying the extent and severity of your disease. Doctors use this information to help determine the best treatment options for you. The TNM Staging system assigns a number after each letter to signify the size of the tumor Tthe number of lymph nodes involved N and whether the cancer has spread or metastasized M. For example, a T1N2M0 tumor is a small primary tumor with two lymph nodes containing evidence of cancer and no sign of metastasis.