MEASUREMENT OF CERVICAL LENGTH BY VAGINAL SONOGRAPHY: PREDICTION OF PRETERM LABOR

Introduction: Preterm delivery remains a major source of perinatal morbidity and mortality. The patient at risk for preterm delivery could be identified before the onset of uterine activity. Cervical shortening associates with increased risk of preterm delivery. Vaginal ultrasound for measurement of...

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Main Authors: F MEHRABIAN, P SALEHI
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2001-12-01
Series:Journal of Research in Medical Sciences
Subjects:
Online Access:http://journals.mui.ac.ir/jrms/article/view/3442
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author F MEHRABIAN
P SALEHI
author_facet F MEHRABIAN
P SALEHI
author_sort F MEHRABIAN
collection DOAJ
description Introduction: Preterm delivery remains a major source of perinatal morbidity and mortality. The patient at risk for preterm delivery could be identified before the onset of uterine activity. Cervical shortening associates with increased risk of preterm delivery. Vaginal ultrasound for measurement of the cervical length can contribute to the prediction, diagnosis and management of preterm delivery.
 Methods: 780 women attending the antenatal clinic of the Shahid Beheshti and Alzahra hospitals (January 1997 - February 1998) were selected. They had no complications. pregnant with gestational ages between 28-30 weeks were recruited in to the study. Cervical length was recorded by vaginal sonography. They followed up to delivery time.
 Results: The mean cervical length of the term and preterm groups were statisticaly significantly different. The likelihood ratios of cervical length at various cutoff points were calculated. The appropriate cutoff point based on the receiver operating characteristic curve (35mm) was associated with a significant increased likelihood of preterm delivery.
 Discussion: A single transvaginal sonographic measure of cervical length at 28-30 weeks gestational age can be used to predict the risk of preterm delivery using a cutoff point on 35mm.
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spelling doaj.art-44031e082388449f8bdbc6842b73c8712022-12-21T21:49:18ZengWolters Kluwer Medknow PublicationsJournal of Research in Medical Sciences1735-19951735-71362001-12-0164MEASUREMENT OF CERVICAL LENGTH BY VAGINAL SONOGRAPHY: PREDICTION OF PRETERM LABORF MEHRABIANP SALEHIIntroduction: Preterm delivery remains a major source of perinatal morbidity and mortality. The patient at risk for preterm delivery could be identified before the onset of uterine activity. Cervical shortening associates with increased risk of preterm delivery. Vaginal ultrasound for measurement of the cervical length can contribute to the prediction, diagnosis and management of preterm delivery.
 Methods: 780 women attending the antenatal clinic of the Shahid Beheshti and Alzahra hospitals (January 1997 - February 1998) were selected. They had no complications. pregnant with gestational ages between 28-30 weeks were recruited in to the study. Cervical length was recorded by vaginal sonography. They followed up to delivery time.
 Results: The mean cervical length of the term and preterm groups were statisticaly significantly different. The likelihood ratios of cervical length at various cutoff points were calculated. The appropriate cutoff point based on the receiver operating characteristic curve (35mm) was associated with a significant increased likelihood of preterm delivery.
 Discussion: A single transvaginal sonographic measure of cervical length at 28-30 weeks gestational age can be used to predict the risk of preterm delivery using a cutoff point on 35mm.http://journals.mui.ac.ir/jrms/article/view/3442Cervical Length, Preterm labor, Vaginal sonography, Diagnostic study
spellingShingle F MEHRABIAN
P SALEHI
MEASUREMENT OF CERVICAL LENGTH BY VAGINAL SONOGRAPHY: PREDICTION OF PRETERM LABOR
Journal of Research in Medical Sciences
Cervical Length, Preterm labor, Vaginal sonography, Diagnostic study
title MEASUREMENT OF CERVICAL LENGTH BY VAGINAL SONOGRAPHY: PREDICTION OF PRETERM LABOR
title_full MEASUREMENT OF CERVICAL LENGTH BY VAGINAL SONOGRAPHY: PREDICTION OF PRETERM LABOR
title_fullStr MEASUREMENT OF CERVICAL LENGTH BY VAGINAL SONOGRAPHY: PREDICTION OF PRETERM LABOR
title_full_unstemmed MEASUREMENT OF CERVICAL LENGTH BY VAGINAL SONOGRAPHY: PREDICTION OF PRETERM LABOR
title_short MEASUREMENT OF CERVICAL LENGTH BY VAGINAL SONOGRAPHY: PREDICTION OF PRETERM LABOR
title_sort measurement of cervical length by vaginal sonography prediction of preterm labor
topic Cervical Length, Preterm labor, Vaginal sonography, Diagnostic study
url http://journals.mui.ac.ir/jrms/article/view/3442
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