Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology
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Ultrasound Obstet Gynecol · May 2017
Randomized Controlled Trial Multicenter StudyPrevention of preterm birth with pessary in twins (PoPPT): a randomized controlled trial.
To evaluate whether cervical pessary placement prevents preterm birth (PTB) in twin gestations with a short mid-trimester cervical length (CL) on transvaginal sonography (TVS). ⋯ Treatment with cervical pessary was not associated with the prevention of PTB in women with a twin gestation and a mid-trimester TVS-CL of ≤ 30 mm in this small underpowered randomized controlled trial. Copyright © 2017 ISUOG. Published by John Wiley & Sons Ltd.