Symptoms
& History
Physical
Findings
Stop
& Think
Lab
and X-Ray
Differential
Diagnosis
The
Disease
Treatment
Conclusions
Quiz
& Evaluation |
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One
in nine women will develop breast cancer.
-
A third will die of the disease
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Rare before 25, but incidence
rises with age.
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Average age at diagnosis is
64.
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Genetic predisposition
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Increased risk associated with
cancer of the contralateral breast and/or endometrium.
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Radiation exposure increases
risk.
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Geography and/or ethnic background
is important. Asian women have reduced risk, but rises slowly after immigrating
to the west.
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Risk increases with early menarche
and late menopause.
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More frequent in nulliparous
women as compared to multiparous women.
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Increased risk in women older
than 30 years at the time of their first child.
-
Post menopausal estrogens and
oral contraceptives have little if any effect on incidence.
Hormonal
influences
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