Breast Cancer stages compiled from recent Breast Cancer Treatment Studies
- Ductal carcinoma in situation - an early form which is precancerous and which may develop into cancer if left untreated.
- Stage one tumors - these measure under 2cm, the lymph nodes in the armpit are not affected and there are no signs that the cancer has spread.
- Stage two tumors - these measure between 2 and 5cm, or the lymph nodes are affected, or both. However, there are no signs that the cancer has spread.
- Stage three tumors - these are larger than 5cm, the lymph nodes are usually affected but there are no signs that the cancer has spread.
- Stage four tumors - these are of any size, the lymph nodes are usually affected and the cancer has spread to other parts of the body.
BBC NEWS | Health | Breast cancer
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