Pregnancy, preeclampsia and vascular tone

【Author】

Sandra T.Davidge;

【Abstract】

<正>Decreased peripheral vascular resistance is essential for normal maternal adaptation to pregnancy. During early pregnancy, maternal blood volume increases -50% with an accompanying increase in cardiac output of 30-40%. To maintain normal blood pressure, there must be a decrease of similar magnitude in maternal vascular resistance. Failure to achieve this state of vasorelaxation can manifest in preeclampsia, a disorder of pregnancy characterized by

【Keywords】

preeclampsia and vascular tone;Pregnancy;MMP;

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