LABOR INDUCTION WITH FOLEY CATHETER VERSUS DINOPROSTONE IN PREGNANT WOMEN WITH OLIGOHYDRAMNIOS

My Linh Duong1, , Pham Hai Dong2, Thi Minh Nguyet Do3, Quang Nghia Bui1
1 Can Tho University of Medicine and Pharmacy
2 Dong Nai 2 Hospital
3 Can Tho Gynecology Obstetrics Hospital

Main Article Content

Abstract

Background: Oligohydramnios is associated with adverse perinatal outcomes. Induction of labor to terminate pregnancy may reduce the cesarean section rate in women with oligohydramnios. Objective: To compare the outcomes of labor induction using a Foley catheter and dinoprostone in pregnant women with oligohydramnios. Materials and methods: A randomized controlled trials study was conducted on 114 pregnant women diagnosed with oligohydramnios at Dong Nai General Hospital between 2025 and 2026. Participants underwent labor induction using either a Foley catheter or dinoprostone. The success of labor induction was assessed based on cervical dilation and the Bishop score. Relevant clinical outcomes were compared between the two groups. Results: The success rate of labor induction was 84.2% in the foley catheter group and 89.5% in the dinoprostone group, with no statistically significant difference between the two groups (p > 0.05). 

The success rate varied among women with different amniotic fluid indices; however, the difference was not statistically significant (p > 0.05). Cervical dilation and Bishop scores after induction were comparable between the two methods (p > 0.05). Nevertheless, the mean Bishop score after induction was higher and the mean time to successful induction was significantly shorter in the dinoprostone group compared with the foley catheter group (p < 0.05). Conclusion: Labor induction in pregnant women with oligohydramnios shows a high success rate. Dinoprostone may be considered a preferred first-line option for labor induction in this population. 

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References

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