ABSTRACT
Polyhydramnios is though an uncommon problem but very distressing for patient. To locate the causative factors and neonatal outcome in polyhydramnios. Case series. Department of Obstetrics and Gynaecology unit 1, Lahore General Hospital, Lahore. From January 2004- December 2005. Total 82 diagnosed cases of polyhydramnios in 3[rd] trimester were included in this study. According to the results of this study polyhydramnios can occur in primigravida as well as multigravida. Causative factor are mainly idiopathic after which the most important is fetal defects. Diabetes is also associated finding with polyhydramnios in 26.8% cases. The impact of polyhydramnios on neonatal outcome is that most of the babies were born without any significant effect. There were only 26 babies [31.5%] in which anomalies were present and neural tube defects were common. Idiopathic polyhydramnio being the most common type. Improved prenatal and antenatal screening and early detection of congenital anomalies may help to minimize the morbidity of the patient