Breast cancer consists of four stages, with stage one being the most survivable and four being incurable and least survivable. Since the 1980s, the mortality rate from breast cancer continues to decline. Survival rates are based on averages of all...
The National Cancer Institute estimates that in 2009, more than 190,000 women and 1,900 men will be diagnosed with breast cancer in the United States. Breast cancer forms in the tissues of the breasts, generally the ducts, which are tubes that...
After a diagnosis of breast cancer is made, the next step is staging the disease. Staging is a standardized way of describing the extent and spread of the cancer, and helps to guide treatment and prognosis. The tumor size, lymph node involvement,...
Staging takes place after a breast cancer diagnosis is made. Staging of cancer is based on tumor size, lymph node involvement, and whether the cancer has spread (metastasis), according to the American Cancer Society. Treatment and prognosis are...
Stage four breast cancer is diagnosed when distant metastasis is found, normally in the bone, brain, liver or lungs. One to 2 percent of women are diagnosed at this stage, although a study at the University of North Carolina reported in the...
Over 200,000 American women develop breast cancer each year, according to BreastCancer.org. Of those cases, nearly 70,000 of them will be non-invasive forms of cancer. Non-invasive breast cancer has not spread from the point where it developed. A...