Fetal breathing movements before oxytocin induction in prolonged pregnancies
Article Abstract:
The best approach to managing pregnancies that are postterm, those which persist beyond 40 weeks of gestation, is not always clear. Placental aging can lead to its insufficiency, resulting in fetal asphyxia, low amniotic volume, and possible nervous system damage to the fetus. Labor induction is recommended if cervical ripening (cervical changes needed for delivery) has occurred, but appropriate procedures when the cervix has not ripened are disputed. Studies have reported that fetal breathing movements begin early in gestation, diminish 72 hours before labor, and cease completely during active labor. The usefulness of fetal breathing movements as an indicator of the effectiveness of labor induction was evaluated in 65 postterm pregnancies. Fetal breathing movements were present in 41 patients and absent in 24; 22 (92 percent) of these 24 deliveries occurred spontaneously after induction with oxytocin. Thirty-two fetuses (78 percent) with breathing movements were delivered spontaneously. Instrumental intervention or cesarean sections were needed for nine fetuses with breathing movements, compared with two fetuses in the other group. Patients with fetal breathing movements took longer to achieve frequent contractions, had longer times before labor was induced, and needed almost twice as much oxytocin; this trend was independent of whether the cervix had matured for labor. This study indicates that lack of fetal breathing movements is associated with more efficient labor induction with oxytocin in postterm pregnancies. (Consumer Summary produced by Reliance Medical Information, Inc.)
Publication Name: American Journal of Obstetrics and Gynecology
Subject: Health
ISSN: 0002-9378
Year: 1991
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Labor induction with dinoprostone or oxytocine and postpartum disseminated intravascular coagulation: A hospital-based case-control study
Article Abstract:
The hypothesis of an association between pharmacologic agents used for labor induction, particularly dinoprostone, and postpartum disseminated intravascular coagulation (DIC) is tested. Results show that the pharmacologic induction of labor is associated with an increased risk of postpartum DIC, indicating that special care is needed for specific risk groups.
Publication Name: American Journal of Obstetrics and Gynecology
Subject: Health
ISSN: 0002-9378
Year: 2004
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