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[Intra- and postpartum cortisol concentrations during fentanyl anesthesia]
1Klinik und Poliklinik für Anaesthesiologie und Intensivtherapie, Medizinische Fakultät, Universität Rostock.
Anaesthesiologie Und Reanimation
|January 1, 1993
Summary
Peridural fentanyl analgesia (PFA) reduces stress during labor, as shown by lower serum cortisol levels. While PFA blunts the circadian cortisol rhythm in multiple-birth mothers, first-time mothers show a modified rhythm.
Area of Science:
- Endocrinology
- Obstetrics
- Pharmacology
Context:
- Investigating maternal and neonatal physiological responses to labor pain management.
- Evaluating the impact of peridural fentanyl analgesia (PFA) on stress markers.
- Comparing cortisol levels in parturients receiving PFA versus a control group.
Purpose:
- To assess the effect of PFA on serum cortisol concentrations during and after labor.
- To determine if PFA alters the maternal and neonatal circadian cortisol rhythm.
- To compare stress responses between first-time and multiple parturients undergoing PFA.
Summary:
- Serum cortisol levels were measured in mothers and newborns under various conditions, with and without PFA.
- Multiple parturients receiving PFA exhibited significantly lower cortisol levels and absent circadian peaks compared to controls.
- First-time parturients on PFA showed a blunted but still present circadian cortisol rhythm, indicating a modified stress response.
Impact:
- Confirms PFA's stress-reducing effect during labor through cortisol level measurement.
- Highlights differences in stress response and circadian rhythm modulation between first-time and multiple parturients under PFA.
- Suggests that labor experience and other stress factors may influence the effectiveness and duration of PFA's impact on cortisol levels.