Increased risk linked to estrogen replacement therapy.(increased ovarian cancer risk)

Publication: Women's Health Weekly

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COPYRIGHT 2002 NewsRX

2002 AUG 15 - (NewsRx.com & NewsRx.net) -- Researchers from the National Cancer Institute (NCI) have found that women in a large study who used estrogen replacement therapy after menopause were at increased risk for ovarian cancer. The report was published in the July 17, 2002, issue of the Journal of the American Medical Association.

The scientists followed 44,241 women for approximately 20 years. Compared with postmenopausal women not using hormone replacement therapy, users of estrogen-only therapy had a 60% greater risk of developing ovarian cancer. The risk increased with length of estrogen use. The women, who were followed from 1979 to 1998, were former participants in the Breast Cancer Detection Demonstration Project, a mammography screening program conducted between 1973 and 1980.

"The main finding of our study was that postmenopausal women who used estrogen replacement therapy for 10 or more years were at significantly higher risk of developing ovarian cancer than women who never used hormone replacement therapy," said James V. Lacey Jr., PhD, lead author of the study from NCI's division of cancer epidemiology and genetics.

The relative risk for 10 to 19...

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