{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,14]],"date-time":"2026-07-14T03:19:57Z","timestamp":1783999197766,"version":"3.55.0"},"reference-count":23,"publisher":"Wiley","issue":"3","license":[{"start":{"date-parts":[[2017,12,15]],"date-time":"2017-12-15T00:00:00Z","timestamp":1513296000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"funder":[{"name":"Perinatal Research Network Group in Japan"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Intl J Gynecology &amp; Obste"],"published-print":{"date-parts":[[2018,3]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Objective<\/jats:title><jats:p>To investigate maternal outcomes after leaving the placenta in situ for placenta accreta spectrum (<jats:styled-content style=\"fixed-case\">PAS<\/jats:styled-content>) disorders in patients with placenta previa on a cesarean delivery scar.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>The present retrospective study reviewed medical records from women with placenta previa on a cesarean scar underwent perinatal care at secondary\u2010 or tertiary\u2010level perinatal centers in Japan between January 1, 2010, and December 31, 2014. Perinatal management was conducted based on each leading obstetrician's discretion. The primary outcome was success of the leaving the placenta in situ approach for <jats:styled-content style=\"fixed-case\">PAS<\/jats:styled-content> disorders (defined as preserving the uterus without hysterectomy).<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Of 178 eligible centers, 126 (71%) participated in this study; data from 613 patients were included. Of these, 41 had the placenta left in situ owing to <jats:styled-content style=\"fixed-case\">PAS<\/jats:styled-content> disorders and follow\u2010up data were available for 36 women. Leaving the placenta in situ was successful in 25 (69%) patients, with placental resorption occurring postpartum (median 89\u00a0days; range 6\u2013510). Hysterectomy was performed for 11 patients, primarily owing to hemorrhage and\/or infection (median 30\u00a0days; range 0\u201395\u00a0days, postpartum).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>Leaving the placenta in situ, with close postpartum follow\u2010up for at least several months, could be a uterus\u2010preserving option for patient with <jats:styled-content style=\"fixed-case\">PAS<\/jats:styled-content> disorders.<\/jats:p><\/jats:sec>","DOI":"10.1002\/ijgo.12397","type":"journal-article","created":{"date-parts":[[2017,11,21]],"date-time":"2017-11-21T01:38:50Z","timestamp":1511228330000},"page":"345-351","source":"Crossref","is-referenced-by-count":19,"title":["Retrospective multicenter study of leaving the placenta in situ for patients with placenta previa on a cesarean scar"],"prefix":"10.1002","volume":"140","author":[{"given":"Kei","family":"Miyakoshi","sequence":"first","affiliation":[{"name":"Department of Obstetrics and Gynecology Keio University School of Medicine  Tokyo Japan"},{"name":"The Perinatology Committee of the Japan Society of Obstetrics and Gynecology  Tokyo Japan"},{"name":"The Perinatal Research Network Group in Japan  Kyoto Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Toshimitsu","family":"Otani","sequence":"additional","affiliation":[{"name":"Department of Obstetrics and Gynecology Keio University School of Medicine  Tokyo Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Eiji","family":"Kondoh","sequence":"additional","affiliation":[{"name":"The Perinatology Committee of the Japan Society of Obstetrics and Gynecology  Tokyo Japan"},{"name":"Department of Gynecology and Obstetrics Kyoto University  Kyoto Japan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Shintaro","family":"Makino","sequence":"additional","affiliation":[{"name":"The Perinatology Committee of the Japan Society of Obstetrics and Gynecology  Tokyo 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