1.   Although the higher potency estrogen treatments are known to increase the risk of uterine cancer, it has been widely believed that the low-potency treatments are safe.

2.   And many women apparently reject tamoxifen out of fear of increased risk of uterine cancer and potentially fatal blood clots.

3.   And obesity also increases the risk of uterine cancer, and probably cancers of the breast, colon, rectum, gall bladder and kidney.

4.   And unless it is combined with another hormone, progesterone, it can also increase the risk of uterine cancer.

5.   And what about uterine cancer risk?

6.   Breast, ovarian, and uterine cancers were all up by smaller percentages.

7.   About a quarter of the women have died from the uterine cancer.

8.   Both U.S. agencies have argued that other factors may cause the uterine cancers to develop.

9.   But given alone, estrogen also increases the risk of uterine cancer.

10.   But the drug also raises the risk of uterine cancer and birth defects, so Fox declined.