Estrogen may not cause cancer post hyst.

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Registered: 08-07-2007
Estrogen may not cause cancer post hyst.
Wed, 09-01-2010 - 12:41pm

Previous research about the effects of combined estrogen plus progestin therapy produced conflicting results and no studies have clarified the influence of the use of estrogen alone, the authors of the new study noted.


The researchers, Dr. Rowan T. Chlebowski, of the Los Angeles Biomedical Research Institute, and colleagues analyzed data from 10,739 women, aged 50 to 79, who had undergone a hysterectomy and who had been randomly selected to take estrogen or a placebo as part of the Women's Health Initiative trial.


There were 34 lung cancer deaths among women in the estrogen group, compared with 33 such deaths in the placebo group, according to the report published online Aug. 13 in the Journal of the National Cancer Institute.


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