Transvaginal Ultrasonographic Gervical Evalution As Predictor Of Successful Labor Induction

Cervical assessment is essential-in-evaluating the gravidae prior tolabor induction. Digital evaluation of the cervix gives valuableinformation but it is subjective and may cause infection in cases withpremature rupture ofthe membrane (PROM). Sonographic assessment ofthe cervix is more accurate and more objective than digital assessment ..{Transvaginal sonography of the cervix overcome the limitations oftransabdominal sonography and is more precise and objective inevaluating gravidae prior to labor induction.c--e-,This study was carried out in Department of Obstetrics andGynecology, Zagazig University Hospital on 30 cases admitted for laborinduction of various causes. The most common indications for inductionwere post term pregnancy and hypertension with pregnancy. Inductionwas done with application of intravaginal 50 ug misoprostol every -+hours with a maximum of4 doses.The cases were divided according to the outcome of induction into3 groups:Group I; cases in whom induction was successful i.e. ended by vaginaldelivery within 24 hours, were 22 cases (73.3%).Group II;, cases in whom induction was ended by vaginal delivery but inmore than 24 hours, were 2 cases (6.7%).Group III; cases in whom induction was failed i.e ended in cesarean~_ section were 6 cases (20%), 4 of them due to cervicaldystocia and 2 cases due to fetal distress.