Long-Term Estrogen Therapy Does Up Breast Cancer Risk: Study

SUNDAY, Apr 1 (HealthDay News) — Several weeks after a study
suggested that women who take estrogen-only hormone emissary to treatmenopause symptoms might be during reduce risk for building breast cancer,
another, much-larger investigate finds that when used for longer than 10 years,
estrogen-only regimens indeed lift a woman’s long-term risk for breast
cancer.

The new investigate was saved by a National Cancer Institute, partial of theU.S. National Institutes of Health, given a prior one was partially
funded by drug manufacturer Wyeth.

Researchers evaluated follow-up information from a Nurse’s Health Study
collected from 1980 by 2008. The women in a investigate were 30 to 55
years aged in 1976. Overall, a risk for breast cancer was 88 percent
higher among women who had taken estrogen and progesterone for 10 to 14.9
years, compared to women who did not. This risk some-more than doubled for
women who used estrogen-pl...