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Breast Cancer - Causes, Symptoms And Treatment

Breast cancer is a malignant (cancerous)coming back Many experts now believe that the
growth that begins in the tissues of themain reason for this is because they have
breast. Over the course of a lifetime, one infaster growing tumors. Asian, Hispanic, and
eight women will be diagnosed with breastAmerican Indian women have a lower risk of
cancer. Breast cancer is a cancer of thegetting breast cancer. Certain types of
breast tissue, which can occur in both womenabnormal biopsy results can be linked to a
and men. Breast cancer may be one of theslightly higher risk of breast cancer.Women
oldest known forms of cancer tumors inwho have had radiation treatment to the chest
humans.Worldwide, breast cancer is the fiftharea (as treatment for another cancer)
most common cause of cancer death (after lungearlier in life have a greatly increased risk
cancer, stomach cancer, liver cancer, andof  breast  cancer
colon cancer). Breast cancer kills more women
in the United States than any cancer exceptSome pregnant women were given the drug DES
lung cancer. Today, breast cancer, like other(diethylstilbestrol) because it was thought
forms of cancer, is considered to be a resultto lower their chances of losing the baby.
of damage to DNA. How this mechanism mayRecent studies have shown that these women
occur comes from several known or(and their daughters who were exposed to DES
hypothesized factors (such as exposure towhile in the uterus), have a slightly
ionizing radiation, or viral mutagenesis).increased risk of getting breast cancer. Use
Some factors lead to an increased rate ofof alcohol is clearly linked to a slightly
mutation (exposure to estrogens) andincreased risk of getting breast cancer.
decreased repair (the BRCA1, BRCA2 and p53)Women who have 1 drink a day have a very
genes. Alcohol generally appears to increasesmall increased risk. Those who have 2 to 5
the  risk  of  breast  cancer.drinks daily have about 1½ times the risk
of women who drink no alcohol. The American
Breast cancer can also occur in men, althoughCancer Society suggests limiting the amount
it rarely does. Experts predict 178,000 womenyou drink.Being overweight is linked to a
and 2,000 men will develop breast cancer inhigher risk of breast cancer, especially for
the United States. There are severalwomen after change of life and if the weight
different types of breast cancer. First isgain took place during adulthood. Also, the
Ductal carcinoma begins in the cells liningrisk seems to be higher if the extra fat is
the ducts that bring milk to the nipple andin the waist area. Breast-feeding and
accounts for more than 75% of breast cancers.pregnancy: Some studies have shown that
Second is Lobular carcinoma begins in thebreast-feeding slightly lowers breast cancer
milk-secreting glands of the breast but isrisk, especially if the breast-feeding lasts
otherwise fairly similar in its behavior to1½ to 2 years. This could be because
ductal carcinoma. Other varieties of breastbreast-feeding lowers a woman's total number
cancer can arise from the skin, fat,of menstrual periods, as does pregnancy.
connective tissues, and other cells presentWomen who began having periods early (before
in the breast. Some women have what is known12 years of age) or who went through the
as HER2-positive breast cancer. HER2, shortchange of life (menopause) after the age of
for human epidermal growth factor receptor-2,55 have a slightly increased risk of breast
is a gene that helps control cell growth,cancer.
division, and repair. When cells have too
many copies of this gene, cell growth speedsSymptoms  of  Breast  Cancer
up.
1.Lumps.
Causes  of  Breast  Cancer
2.Rash.
Simply being a woman is the main risk for
breast cancer. While men can also get the3.Breast  Pain.
disease, it is about 100 times more common in
women than in men. The chance of getting4.Cysts.
breast cancer goes up as a woman gets older.
Nearly 8 out of 10 breast cancers are found5.Nipple  Discharge.
in women age 50 or older. About 5% to 10% of
breast cancers are linked to changes6.Inverted  Nipple.
(mutations) in certain genes. The most common
gene changes are those of the BRCA1 and BRCA2Treatment  of  Breast  Cancer
genes. Breast cancer risk is higher among
women whose close blood relatives have this1.Hormonal  therapy  (with  tamoxifen).
disease. The relatives can be from either the
mother's or father's side of the family.2.Chemotherapy.
Woman with cancer in one breast has a greater
chance of getting a new cancer in the other3.Radiotherapy.
breast or in another part of the same breast.
This is different from the first cancer4.Surgery.



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