Erschienen in:
01.10.2010 | Invited Commentary
Estrogen deficiency and bone loss in women with breast cancer
verfasst von:
Charles L. Shapiro
Erschienen in:
Breast Cancer Research and Treatment
|
Ausgabe 3/2010
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Excerpt
All women will lose bone as a consequence of normal aging and menopause-mediated bone loss due to the estrogen deficiency. However, not all women will develop osteoporosis. The development of osteoporosis can be thought of as an equation [
1]: on one side of the equation peak bone mass usually attained by about age 30; on the other side is ongoing bone loss due to normal aging, menopausal-related bone loss, and genetic determinants such as family history, race, and low body mass index, as well as exposures or conditions that are potentially modifiable (i.e., current cigarette smoking, alcohol intake greater than two drinks per day, and chronic glucocorticoid therapy) [
2,
3]. Taking these factors into account, each woman will have a peak bone mass and a unique set of risk factors for bone loss that determines whether she will experience a non-traumatic fracture or osteoporosis. In postmenopausal women with breast cancer, the relative risks of osteoporotic fractures are higher than women without history of breast cancer [
4]. …