Maternal and perinatal outcomes in premature rupture of membranes

Abstract

Introducion: pregnancies complicated by premature rupture of membranes (PROM) are associated with bad outcomes and controvertial management. Although underlain mechanism is unknown, strong evidences point infection as the main cause underneath preterm premature rupture of membranes and preterm labour. Objective: to determine maternal and neonatal outcomes in pregnancies complicated by premature rupture of membranes. Method: retrospective analysis of maternal and neonatal outcomes of pregnancies complicated by PROM at University Hospital of Faculdade de Medicina Jundiaí, from march 2007 to june 2009. Results: the results showed a higher prevalence: age between 20 and 30 years (54.5%), caucasian (58.6%), unmarried (46%), non-smokers (72.82%), gestation LMP term (63.3%) and USG (64.5%), number of prenatal consultations more than six (59.8%), multiparous (66.6%), obstetric history with normal vaginal delivery (PVN) (56.3%), cervical dilatation at admission between 2 cm - 3 cm, evanescence 50%, ruptured membranes between 1 and 4 hours, conduct the spontaneous delivery (82.5%), type of delivery PVN (55,6%), newborn weighing 2,500 kg and 3,500 kg (61.6%), Apgar score greater than seven at 1 and 5 minutes (89.2% and 99.2% respectively), need for resuscitation (81,5%), Neo ICU (2.6%) and length of the binomial two days. Conclusion: based on our results and in comparison with the literature review, we found a similar prevalence in our service and other services of those studies. The exception was the high prevalence of cesarean section over the other and the high number of pregnant women had not received prenatal care (22.9%).