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[Effect of hormone replacement therapy on coagulation function in postmenopausal women]
1Department of Obstetrics and Gynecology, Affiliated Hospital, Medical College of Qingdao University, Qingdao 266003, China.
Zhonghua Fu Chan Ke Za Zhi
|January 5, 2002
Summary
Hormone replacement therapy (HRT) significantly reduces fibrinogen levels in postmenopausal women. This study observed decreased fibrinogen and transiently decreased protein S levels after HRT initiation.
Area of Science:
- Endocrinology
- Hematology
- Women's Health
Background:
- Postmenopausal women often exhibit altered coagulation profiles, with higher fibrinogen and protein S levels compared to premenopausal women.
- Hormone replacement therapy (HRT) is used to manage menopausal symptoms, but its impact on coagulation requires further investigation.
Purpose of the Study:
- To investigate the effects of HRT on coagulation function in postmenopausal women.
- To compare the effects of estrogen-only and estrogen-plus-progesterone HRT on coagulation parameters.
Main Methods:
- A study involving 52 postmenopausal women divided into placebo, estrogen, and estrogen-plus-progesterone groups.
- Twenty healthy premenopausal women served as a control group.
- Coagulation parameters were measured before and at 3 and 6 months after HRT initiation.
Main Results:
- Postmenopausal women had significantly higher fibrinogen and protein S levels than controls.
- HRT significantly decreased fibrinogen levels at 3 and 6 months in both estrogen and combined groups.
- Protein S levels decreased after 3 months of HRT but returned to baseline by 6 months.
Conclusions:
- Hormone replacement therapy (HRT) effectively decreases fibrinogen levels in postmenopausal women.
- HRT does not significantly alter coagulation parameters differently between estrogen-only and combined estrogen-progesterone formulations.