Stages of Breast Cancer

It is important for physicians to know the stage of breast cancer to ensure appropriate treatment. Breast cancer is a complex disease with a number of risk factors to promote. There are different stages of breast cancer are described below:

Step 0:

Level 0 is non-invasive breast cancer. At this stage, the cancer cells are not transferable to other regions. Phase 0 is an example of LCIS and DCIS.

Step 1:

In Step 1 of cancer, which spread to other regions and will be invasive breast cancer. In this case:




- The size of the tumor 2 cm

- N. Lymph nodes affected

Step 2:

Phase 2 also invasion of breast cancer under the following conditions:

- The actions of the tumor by at least 2 cm to 5 cm.

- The spread of cancer in the lymph nodes under the arm on the same page, that breast cancer.

Do not the lymph nodes in one computer to another or in the network environment. It is a sign that the cancer is not moved, the next step at this time.


Step 3:

Step 3 is also divided into two categories, known as 3A and 3B.

- Step 3:
Step 3a is the invasion of breast cancer in which this condition is:
- The tumor is larger than 5 cm




- N. significant lymph node involvement was. At this stage of breast cancer, which at each node of the network or other environment.

- Phase 3B:
Phase 3B is invasive breast cancer, in which the size of the tumor, regardless of the dissemination of the skin of the breast, chest and internal lymph nodes of the udder. Inflammatory breast cancer in stage 3B. Breast cancer is a disease rare but very dangerous and aggressive. Inflammatory breast cancer is different from the normal breast with redness on the chest. Redness feeling hot or inflammatory. At this stage, You May bouffissures experience and tips on the skin.

Step 4:

Step 4 is on the invasive breast cancer, the following requirements:

- The tumor spread outside the chest, armpits and the lymph nodes of the udder internal

- The cancer has been down in the neck, above the bone (called supraclaviculaire), lung, liver, bones and brain.