Why the study?
How do plasma levels of ANP and BNP change during normal pregnancy, labour, delivery, and the postpartum period?
Population
Women during normal human pregnancy and the postpartum period
Design
Cohort
Follow-up
Up to 72 hours postpartum
Authors
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May guide peripartum natriuretic peptide interpretation; leaves open predictive value for complications.
How do plasma levels of ANP and BNP change during normal pregnancy, labour, delivery, and the postpartum period?
ANP and BNP levels increase during normal pregnancy, with ANP peaking immediately postpartum and BNP continuing to rise in the late postpartum period.
Yoshimura et al. (1994) studied this question.
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