2010-08-13 Estrogen-only therapy may not up lung cancer deaths

http://www.reuters.com/article/2010/08/13/us-estrogen-idUSTRE67C4XV20100813

Women who use estrogen-only hormone replacement therapy don't appear to be at increased risk of dying from lung cancer.

That's according to a new analysis of earlier data from postmenopausal women who had had their uterus removed (hysterectomy).

Previous studies of women with intact uteruses had shown that taking combined estrogen and progestin -- a synthetic version of the hormone progesterone -- raised the chances of dying from lung cancer (see Reuters Health story of September 21, 2009).(Read entire article)

2010-08-15 Estrogen-alone therapy not linked to lung cancer deaths

http://www.themedguru.com/20100815/newsfeature/estrogen-alone-therapy-not-linked-lung-cancer-deaths-86139482.html

Estrogen-alone therapy does not increase lung cancer incidence or mortality in postmenopausal women, findings of a new study suggest.

While previous studies found increased lung cancer mortality in women taking estrogen-progestin combo therapy, the outcomes of estrogen-alone therapy on postmenopausal women with previous hysterectomy were not clear.

Estrogen-progestin therapy was also linked to an increased risk of heart attack, stroke, breast cancer, and blood clots in postmenopausal women. (Read entire article)