Fetal catecholamine release in response to labor and delivery.

  title={Fetal catecholamine release in response to labor and delivery.},
  author={James Padbury and B D Roberman and T H Oddie and Calvin J. Hobel and Delbert A. Fisher},
  journal={Obstetrics and gynecology},
  volume={60 5},
Umbilical arterial plasma norepinephrine and epinephrine were measured using a sensitive, specific radioenzymatic assay. Plasma catecholamines were correlated with umbilical arterial blood gases, durations of the first and second stages of labor, duration of rupture of the membranes, fetal heart rate tracings, and fetal sex. Significant correlations were observed for plasma norepinephrine versus fetal pH and PO2 and plasma epinephrine versus pH but not PO2. The majority of the fetal heart rate… CONTINUE READING


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