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How Many Stages of Breast Cancer

Some people may not know how many stages of breast cancer are there. Breast cancer is a risk for every woman. Detecting breast cancer early can increase the chances of cure. This cancer may be a malignant tumor that turns into cancer cells.

Cancer can form due to changes in genes that regulate cell growth. This results in uncontrolled cell growth. Cancer cells in the breast are usually found in the mammary glands, breast ducts, or in the connective tissue and fat of the breast.

This abnormal cell growth can spread all over your body through the lymph nodes. Symptoms of breast cancer are generally not seen early in the disease. Symptoms of breast cancer can only be seen when the tumor begins to grow.

The characteristics of breast cancer that are commonly felt are a lump or thickened tissue in the breast. Breast pain, redness, or there is a hole in the breast can also be a sign. Other characteristics are some or all of the breast swells, nipple discharge, and much more.

If you know how many stages of breast cancer and you feel any changes in your breasts, consult a doctor. However, not all of these conditions indicate breast cancer. The lump can be caused by a cyst or something else.

Breast cancer can be divided into several stages based on the size of the tumor, the degree of malignancy, and the spread of cancer. There are 4 stages of breast cancer that you need to know. All four have different characteristics. Read also: Life Expectancy of Breast Cancer 

How Many Stages of Breast Cancer

How Many Stages of Breast Cancer: Characteristics of Stage 1 and 2 Breast Cancer


Early-stage breast cancer shows the condition of cancer cells starting to break through or attack the normal breast tissue around it. Stages in stage 1 breast cancer are divided into stage 1A and stage 1B. Read also: Breast Cancer Survival Rate by Stage

The characteristics of early-stage 1A breast cancer are that a tumor appears in the breast, but its size is less than 2 centimeters. Cancer cells have not spread beyond the breast tissue. However, at the initial stage of B1 sometimes the tumor has started to appear.

In addition, also found a group of cancer cells with a size between 0.2 millimeters to 2 millimeters in the lymph nodes. All characteristics depend on how many stages of breast cancer. So, you better watch out.

While stage 2 is divided into two stages,2A and 2B. The characteristics of early-stage 2A breast cancer are that there is no tumor in the breast, but there are already cancer cells measuring more than 2 millimeters in the lymph nodes.

Found a tumor measuring less than 2 centimeters and cancer began to spread to 1-3 lymph nodes in the armpit. There appears a tumor measuring between 2-5 centimeters but sometimes the cancer cells have not spread to the lymph nodes in the armpit.

While the characteristics of stage 2B breast cancer, namely the appearance of a tumor measuring between 2-5 centimeters. Found a group of breast cancer cells with a size between 0.2-2 millimeters between 1-3 lymph nodes.

Cancer cells spread to 1-3 lymph nodes near the breastbone or within the armpit. There is a tumor with a size of more than 5 centimeters, but the cancer cells have not spread to the lymph nodes in the armpit

Characteristics of Stage 3 and 4 Breast Cancer

Stage 3 breast cancer is divided into stages 3A, 3B, and 3C. The characteristics of stage 3A breast cancer are that there is no tumor in the breast or a tumor has appeared, but cancer cells are found in 4-9 lymph nodes.

There is a tumor measuring more than 5 centimeters and there are clusters of breast cancer cells measuring between 0.2-2 millimeters in the lymph nodes. The tumor is larger than 5 centimeters and cancer has spread to 1-3 lymph nodes.

While in stage 3B are found tumors and cancer cells have spread to the chest wall and breast skin and cause breast swelling or sores to appear. Cancer has spread to nine lymph nodes. You need to know how many stages of breast cancer.

Meanwhile, in stage 3C are found tumors and cancer has spread to the chest wall and or breast skin. Cancer has spread to 10 lymph nodes in the upper or lower body of the collarbone. Cancer has spread to lymph nodes.

Characteristics of late-stage breast cancer or stage 4 are characterized by breast cancer has malignant and spread outside the breast tissue and lymph nodes. In this late stage, cancer can spread to other organs such as the lungs, skin, bones, liver, the brain.

To determine the stage of cancer, the doctor will usually perform an examination. Doctors can provide the most appropriate type of treatment to control cancer by knowing exactly how many stages of breast cancer.

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