Causes, Stages and Risk of Breast Cancer

 Causes :- After puberty, a female’s breasts are made up of fat, connective tissue, and thousands of lobules. These are tiny glands that can produce milk. Tiny tubes, or ducts, carry the milk toward the nipple.

Breast cancer develops as a result of genetic mutations or damage to DNA. These can be associated with Trusted Source exposure to estrogen, inherited genetic defects, or inherited genes that can cause cancer, such as the BRCA1 and BRCA2 genes.

When a person is healthy, their immune system attacks any abnormal DNA or growths. When a person has cancer, this does not happen.

As a result, cells within breast tissue begin to multiply uncontrollably, and they do not die as usual. This excessive cell growth forms a tumor that deprives surrounding cells of nutrients and energy.

Breast cancer usually starts in the inner lining of the milk ducts or the lobules that supply them with milk. From there, it can spread to other parts of the body.

Stages

A doctor determines the stage of cancer according to the size of the tumor and whether it has spread to lymph nodes or other parts of the body.

There are different ways Trusted Source to stage breast cancer. One includes stages 0–4 with subcategories at each stage. Below, we describe each of these main stages. Substages can indicate specific characteristics of a tumor, such as its HER2 receptor status .breast cancer product availble to treatment breast cancer1

Stage 0: This is also called ductal carcinoma in situ. The cancerous cells are only within the ducts and have not spread to surrounding tissues.

Stage 1: At this stage, the tumor measures up to 2 centimeters (cm) across. It has not affected any lymph nodes, or there are small groups of cancer cells in lymph nodes.

Stage 2: The tumor is 2 cm across and has started to spread to nearby nodes, or it is 2–5 cm across and has not spread to the lymph nodes.

Stage 3: The tumor is up to 5 cm across and has spread to several lymph nodes, or the tumor is larger than 5 cm and has spread to a few lymph nodes.

Stage 4: The cancer has spread to distant organs, most often the bones, liver, brain, or lungs.

Risk factors

The following factors make developing breast cancer more likely, and some may be preventable.

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Symptoms of Breast cancer ?

The first symptom of breast cancer is usually an area of thickened tissue in the breast or a lump in the breast or an armpit.

Other symptoms include Trusted Source:

• armpit or breast pain does not change with the monthly cycle
• pitting, like the surface of an orange, or color changes such as redness in the skin of the breast

• a rash around or on one nipple
• discharge from a nipple, which may contain blood
• a sunken or inverted nipple
• a change in the size or shape of the breast
• peeling, flaking, or scaling of the skin of the breast or nipple

Most breast lumps are not cancerous. However, anyone who notices a breast lump should have it checked by a healthcare professional.

Is breast cancer painful?

A lump or a mass in the breast is often Trusted

 Source one of the first signs of breast cancer. In many cases, these lumps are painless. A person may experience pain in the nipple or breast area that appears to be tied to their menstrual cycle.

Pain caused by breast cancer is typically gradual. Anyone who experiences breast pain, especially if it is severe or persistent, should consult a healthcare professional. Breast cancer product  available to treatment breast cancer  

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