This article has been accepted for publication and undergone full peer review but has not been through the copyediting, typesetting, pagination and proofreading process which may lead to differences between this version and the Version of Record. Please cite this article as doi: 10.1002/uog.22166 Vasa praevia: perinatal outcome in pregnancies with a prenatal diagnosis: systematic review and meta-analysis W. Zhang 1 , S. Geris 1 , N. Al-Emara 1 , G. Ramadan 2 , A. Sotiriadis 3 , R. Akolekar 1,4,5 1. Fetal Medicine Unit, Medway NHS Foundation Trust, United Kingdom 2. Oliver Fisher Neonatal Unit, Medway NHS Foundation Trust, United Kingdom 3. Second Department of Obstetrics and Gynecology, Faculty of Medicine, Aristotle University of Thessaloniki, Thessaloniki, Greece 4. Medway Innovation Institute, Gillingham, United Kingdom 5. Institute of Medical Sciences, Canterbury Christ Church University, Rowan William’s Court, Kent, United Kingdom Corresponding author: Professor R Akolekar, MD, MRCOG Medway Fetal and Maternal Medicine Centre, Medway Maritime Hospital, Gillingham, ME7 5NY United Kingdom Email: ranjit.akolekar@canterbury.ac.uk Short Title: Preventing stillbirths in pregnancies with vasa praevia Keywords: Vasa praevia, Stillbirths, Prenatal diagnosis, Perinatal survival, Stillbirths This article is protected by copyright. All rights reserved.