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Changes in hemodynamics and left ventricular structure after menopause.

Alan L Hinderliter1, Andrew Sherwood, James A Blumenthal

  • 1University of North Carolina, Chapel Hill, North Carolina 27599-7075, USA. hinderli@med.unc.edu

The American Journal of Cardiology
|March 23, 2002
PubMed
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Menopause is linked to significant cardiovascular changes, including altered blood pressure regulation and early heart remodeling. These hemodynamic shifts in postmenopausal women may increase their cardiovascular risk.

Area of Science:

  • Cardiovascular Physiology
  • Reproductive Endocrinology

Background:

  • Menopause is a significant life stage associated with increased cardiovascular disease risk.
  • Understanding the specific hemodynamic and structural changes is crucial for risk stratification.

Purpose of the Study:

  • To investigate cardiovascular changes related to menopause.
  • To compare hemodynamics, blood pressure, and left ventricular structure between pre- and postmenopausal women.

Main Methods:

  • Studied hemodynamics at rest, ambulatory blood pressure, and left ventricular structure.
  • Utilized a biracial cohort of pre- and postmenopausal women with matched age, race, weight, and blood pressure.
  • Employed ambulatory blood pressure monitoring and echocardiography.

Related Experiment Videos

Main Results:

  • Postmenopausal women exhibited higher indexed peripheral resistance and lower cardiac index.
  • Reduced nocturnal blood pressure dipping and elevated hematocrit were observed in postmenopausal women.
  • Evidence of early concentric left ventricular remodeling, indicated by increased relative wall thickness, was found in postmenopausal women.

Conclusions:

  • Menopause is associated with detrimental hemodynamic alterations.
  • Left ventricular remodeling occurs early in the postmenopausal period.
  • These changes likely contribute to the elevated cardiovascular risk in postmenopausal women.