A 54-year-old woman comes to the physician for an annual examination. She has no complaints. For the past year, she has been taking tamoxifen for the prevention of breast cancer. She was started on this drug after her physician determined her to be at high risk on the basis of her strong family history, nulliparity, and early age at menarche. She takes no other medications. Examination is within normal limits. Which of the following is this patient most likely to develop while taking tamoxifen?

Question

Quizplus · Accepted Answer

Tamoxifen, while used for the prevention and treatment of breast cancer, acts as an estrogen agonist in some tissues, such as the endometrium, which can lead to endometrial hyperplasia, polyps, and an increased risk of endometrial cancer.

A 54-Year-Old Woman Comes to the Physician for an Annual