Clinical and endocrine data for goserelin plus anastrozole as second-line endocrine therapy for premenopausal advanced breast cancer
2005

Effects of Goserelin and Anastrozole on Hormone Levels in Breast Cancer Treatment

Sample size: 13 publication Evidence: moderate

Author Information

Author(s): Mitwally M F, Casper R F, Diamond M P

Primary Institution: Wayne State University

Hypothesis

The study investigates how goserelin and anastrozole affect gonadotropin and androgen levels in premenopausal women with advanced breast cancer.

Conclusion

The introduction of goserelin and anastrozole led to a significant rise in FSH levels after an initial drop with goserelin and tamoxifen treatment.

Supporting Evidence

  • Goserelin and tamoxifen led to a 90% fall in FSH levels.
  • After switching to goserelin and anastrozole, FSH levels rose significantly.
  • Testosterone and androstenedione levels fell with anastrozole treatment.

Takeaway

Doctors studied how two treatments for breast cancer affect hormone levels in women, finding that one treatment caused a big change in a hormone called FSH.

Methodology

The study analyzed serum gonadotropin and androgen levels in patients treated with goserelin and either tamoxifen or anastrozole.

Limitations

The evidence primarily comes from animal studies, which may not fully translate to human responses.

Participant Demographics

Premenopausal women with advanced breast cancer.

Statistical Information

P-Value

p<0.0001

Statistical Significance

p<0.001

Digital Object Identifier (DOI)

10.1038/sj.bjc.6602292

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