41.   The other serious concern is that tamoxifen can increase the risk of uterine cancer.

42.   The researchers also would give progesterone to lower the risk of uterine cancer, and a male hormone, known as an androgen, to keep the bones strong.

43.   The study was questioned from the start because tamoxifen has been shown to increase the risk of uterine cancer.

44.   Then it was accused of causing uterine cancer, and rehabilitated when it was found that adding progesterone could cut the cancer risk.

45.   There are possible fatal side effects from taking tamoxifen, such as pulmonary embolism and uterine cancer.

46.   There are studies that find estrogen taken alone increases the risk of uterine cancer, but estrogen taken with progestin does not.

47.   They emphasized that the addition of progesterone eliminates the increased risk of uterine cancer.

48.   Two additional studies suggest that a related drug, raloxifene, can also prevent breast cancer without raising the risk of uterine cancer, a side effect of tamoxifen.

49.   Uterine cancer is usually detected early enough to be cured.

50.   Uterine cancer was diagnosed in June, and Miss Lewis had been undergoing chemotherapy for six weeks, Ms. Begley said.