6 Questions
What is the primary mechanism of action of hormonal therapy in treating breast cancer?
Blocking or destroying the estrogen receptors on cancer cells
Which of the following is a common antiestrogen drug used in the treatment of breast cancer?
All of the above
How does letrozole differ from tamoxifen in its mechanism of action?
Letrozole blocks estrogen receptors, while tamoxifen inhibits the creation of estrogen.
What is the primary use of fulvestrant (Faslodex) in the treatment of breast cancer?
To slow the progression of advanced breast cancer by destroying estrogen receptors
Which of the following is the first-line hormonal therapy for post-menopausal, estrogen receptor-positive breast cancer patients?
Tamoxifen
What is the primary mechanism by which hormonal therapy promotes tumor regression in breast cancer?
By removing or blocking the source of estrogen, thus depriving the cancer cells of their growth-promoting stimulus
This quiz covers the actions and uses of hormonal therapy in treating estrogen receptor-positive breast cancer. Learn how hormonal therapy removes or blocks sources of estrogen to promote tumor regression and how it can be used as adjuvant or primary treatment. Test your knowledge on common hormonal therapy techniques for breast cancer treatment.
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