Breast Cancer the Most Common Cause of Death

Breast cancer is the growth of the malignant (cancer) that starts in the breast tissue. One in eight women diagnosed with breast cancer. Breast cancer is cancer of the breast tissue, which can happen to women or men. Breast cancer has become one of the oldest forms is known as the cancer tumors in humans. In worldwide, breast cancer is the fifth most common cause of death (after lung cancer, stomach cancer, liver and colon cancer).

Several Factors Led to an Increase in the Rate of Mutation

Breast cancer kills more women in the United States than any cancer except lung cancer. Breast cancer is considered to be a result of damage to DNA. The mechanism may occur from a number of factors (such as exposure to ionizing radiation, or a virus mutagenesis). Several factors led to an increase in the rate of mutation (exposure to estrogens) and decreases repair genes (BRCA1, BRCA2 and p53), and alcohol are generally appear to increase risk of breast cancer.

The Types of Breast Cancer:

Breast cancer can also occur in men, although it rarely happens. Experts estimate the 178,000 women and 2,000 men affected by breast cancer in the United States. There are some types of breast cancer. Ductal carcinoma starts first is in the cells lining the channels that carry milk to the nipple and accounted for more than 75% of breast cancer. Lobular carcinoma starts second on the issue of breast milk glands but is otherwise very similar to the behavior of ductal carcinoma. Other types of breast cancer can arise from the skin, fat, connective tissue, and other cells that are present on the breast.



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