Men have breasts but much smaller than
women. Although breast cancer in
men is rare, it is important for
men to know that they are not immune to the tumor, and they can be
affected by the disease as well as women. In particular, it
is vital for each man to learn to recognize the male breast cancer
symptoms and does not neglect to report them to their
health care providers.
A type of breast cancer called
ductal carcinoma in
situ(DCIS) is the most common type of non-invasive breast
cancer,and tends to start
lining of a milk
man has substantially less risk of
suffering from breast cancer than a woman
because the cells of his breast ducts are
less developed. In the other hand, women have much higher
levels risk than men of developing malignant breast
tumor the fact men breast cells are not constantly exposed to estrogen,
a female hormone recognized as a risk
factor for breast cancer development.
The number of
male breast cancer is less than one percent (1%) comparing to women cases. For instance, In the USA and United
Kingdom (UK) combined, the number of men diagnosed with breast cancer is estimated at about 2,140 per year,
which leads to between 440 to 455 deaths annually.
Male Breast Cancer Causes and
may increase the likelihood that a man will be
diagnosed with breast cancer in his life. The most common include:
The risk of developing breast cancer for
men increases with age. The disease is most commonly diagnosed in men over 60
Family history of breast cancer - Men
with a close relative (whether man or woman) who had diagnosed
with breast cancer are more likely to be
suffering from this tumor. The risk increases with the number of relatives
affected by breast cancer.
Genetic Predisposition - Approximately 15% of male breast cancer cases
are associated with inherited
mutations in the BRCA2 gene.
Radiation Exposure –
prolonged or regular exposure to radiation, especially
the chest, increases the risk of men breast
cancer in men.
Certain Diseases: certain medical conditions such as
liver cirrhosis and Klinefelter syndrome, which can
increases estrogen levels and lower levels of androgens, can be associated with an
increased risk of male breast cancer.
Other Possible Risk Factors
Some connection has been
the following factors and men breast cancer, but due to lack of studies they are not considered as known
development of breasts in men)
Occupational Exposure: steel, blast furnace, rolling mill, gasoline and exhaust fumes
undescended testicle (cryptorchidism),
removal of one or both testicles (orchiectomy). Having mumps in adulthood is also suspected.
Male Breast Cancer Symptoms and