Breast Cancer – Causes, Symptoms and Treatment
Breast cancer is a malignant (cancer), as growth begins in the breast tissue. Over a lifetime, one in eight women diagnosed with breast cancer. Breast cancer is cancer of breast tissue that occur in women and men. Breast cancer is one of the oldest known forms of cancerous tumors in humans. Worldwide, breast cancer, the fifth most common cause of cancer death (after lung cancer, stomach cancer, liver cancer and colorectal cancer). Breast cancer kills more women in the United States than any other cancer except lung cancer. Today, breast cancer, like other forms of cancer, following DNA damage. As this mechanism may occur comes from several known or suspected) factors (eg exposure to ionizing radiation or viral mutagenesis. Several factors lead to increased mutation rates (relative to estrogen) and decreased repair (BRCA1, BRCA2 and p53 genes). Alcohol generally appears to increase the risk of breast cancer. Breast cancer can occur in men, but it is rare to find. Experts are 178,000 are women and 2,000 men develop breast cancer in the United States. There are different types of breast cancer. The first is ductal carcinoma begins in the cells along the canals to bring the milk to the nipple and accounts for more than 75% of all cases of breast cancer. Secondly, is lobular carcinoma starts in the mammary glands of the breast, but otherwise quite similar in their behavior ductal carcinoma. Other varieties of breast skin, fat, connective tissue caused, and other cells in the breast. Some women have what is considered known HER2-positive. HER2, short for human epidermal growth factor receptor-2 is a gene that contributes to cell growth control, division and repair. If the cells have too many copies of this gene accelerated cell growth. Causes of Breast Cancer The mere fact that a woman is at greatest risk for breast cancer. While men contract the disease is about 100 times more common in women than in men. The risk of breast cancer increases a woman is older. Nearly 8 in 10 breast cancers in women 50 years or more found. About 5% to 10% of all cases of breast cancer are changes (mutations) are linked to specific genes. Genetic modification of the most common are those of the genes BRCA1 and BRCA2. The risk of breast cancer in women whose blood relatives have this disease. Parents can be the mother or the father's side of the family. Women with breast cancer has a better chance of a new cancer in the other breast or in another part of the same breast. This is different from the first ballot cancer, many experts now believe that the main reason for this because it will rapidly growing tumors. Asian, Hispanic and American Indian women have a lower risk of breast cancer. Some types of abnormal biopsy results can be placed at a slightly increased risk of breast cancer. Women who have radiation therapy to the chest area was () for the treatment of other cancers earlier in life have a greatly increased risk of breast cancer Some pregnant women were given the drug DES (diethylstilbestrol) because it believed, losing their chance to carry the baby. Recent studies have shown that (these women and their daughters who were exposed to DES time) in the uterus, a slightly increased risk of breast cancer to have. Alcohol is clearly a slightly increased risk of breast cancer. Women, 1 drink per day have a slightly increased risk. Those who have 2 to 5 drinks per day, about 1 ½ times the risk of women who do not drink alcohol. The American Cancer Society recommends limiting the amount you drink. Obesity is an increased risk of breast cancer, particularly related to women after the change of life, and if weight gain occurred in adulthood. In addition, the risk appears to be higher when the excess fat in the waist. Breastfeeding and pregnancy: Some studies have shown that breastfeeding reduces slightly the risk of breast cancer, especially breast-feeding lasts 1 ½ to 2 years. This could be because breast feeding women, reduced the total number of periods, and pregnancy. Women who began at an early age (before age 12) or (the change of life have gone through menopause) after the age of 55 have a slightly increased risk of breast cancer. Symptoms of Breast Cancer 1. Lumps. 2. Rash. 3. Pain in the chest. 4. Cysts. 5. Secretion. 6. Inverted Nipple. Treatment of Breast Cancer 1. The hormonal treatment (tamoxifen). 2. Chemotherapy. 3. Radiotherapy. 4. Surgery.
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