Mammogram and Breast Cancer Detection

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What is the primary mechanism of action of LHRH agonists?

They stimulate the pituitary gland to produce more LH, leading to an initial increase in estrogen production

What is the purpose of using LHRH agonists in the treatment of certain conditions?

To cause an initial increase in estrogen production, followed by a sustained reduction in estrogen levels

What is the term used to describe the initial increase in estrogen production that occurs with LHRH agonist treatment?

Estrogen flare

How do LHRH agonists differ in their mechanism of action compared to LHRH antagonists?

LHRH agonists initially stimulate the pituitary to increase LH and estrogen, while LHRH antagonists directly block the pituitary-gonadal axis

Which of the following is a potential clinical application of using LHRH agonists?

Treatment of prostate cancer by reducing testosterone levels

What is the rationale for the initial increase in estrogen production observed with LHRH agonist treatment?

The initial increase in estrogen production is necessary to stimulate the pituitary gland and induce a sustained reduction in estrogen levels

How do LHRH agonists ultimately lead to a reduction in estrogen production?

LHRH agonists cause desensitization of the pituitary gland to LHRH, leading to decreased LH and estrogen production

Learn about the importance of mammograms in detecting breast diseases like cancer, and the significance of early diagnosis for long-term survival. Understand how mammograms help in identifying small primary tumors.

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