{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,28]],"date-time":"2026-09-28T16:37:55Z","timestamp":1790613475301,"version":"4.1.0"},"reference-count":42,"publisher":"Elsevier BV","issue":"3","license":[{"start":{"date-parts":[[2021,5,1]],"date-time":"2021-05-01T00:00:00Z","timestamp":1619827200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2021,5,1]],"date-time":"2021-05-01T00:00:00Z","timestamp":1619827200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"},{"start":{"date-parts":[[2021,5,1]],"date-time":"2021-05-01T00:00:00Z","timestamp":1619827200000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-017"},{"start":{"date-parts":[[2021,5,1]],"date-time":"2021-05-01T00:00:00Z","timestamp":1619827200000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-037"},{"start":{"date-parts":[[2021,5,1]],"date-time":"2021-05-01T00:00:00Z","timestamp":1619827200000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-012"},{"start":{"date-parts":[[2021,5,1]],"date-time":"2021-05-01T00:00:00Z","timestamp":1619827200000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-029"},{"start":{"date-parts":[[2021,5,1]],"date-time":"2021-05-01T00:00:00Z","timestamp":1619827200000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-004"}],"content-domain":{"domain":["ajogmfm.org","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["American Journal of Obstetrics &amp; Gynecology MFM"],"published-print":{"date-parts":[[2021,5]]},"DOI":"10.1016\/j.ajogmf.2021.100318","type":"journal-article","created":{"date-parts":[[2021,1,23]],"date-time":"2021-01-23T03:49:57Z","timestamp":1611373797000},"page":"100318","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":17,"title":["Ultrasound evaluation of the uterus in the uncomplicated postpartum period: a systematic review"],"prefix":"10.1016","volume":"3","author":[{"given":"Matteo Antonio","family":"Ucci","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-6560-3393","authenticated-orcid":false,"given":"Daniele","family":"Di Mascio","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Federica","family":"Bellussi","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Vincenzo","family":"Berghella","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"key":"10.1016\/j.ajogmf.2021.100318_bib0001","doi-asserted-by":"crossref","first-page":"1905","DOI":"10.3109\/14767058.2014.882895","article-title":"Ultrasound and Doppler assessment of uterus during puerperium after normal delivery","volume":"27","author":"Diniz","year":"2014","journal-title":"J Matern Fetal Neonatal Med"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0002","doi-asserted-by":"crossref","first-page":"491","DOI":"10.1046\/j.0960-7692.2001.00561.x","article-title":"Ultrasonic evaluation of the uterus and uterine cavity after normal, vaginal delivery","volume":"18","author":"Mulic-Lutvica","year":"2001","journal-title":"Ultrasound Obstet Gynecol"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0003","first-page":"41","article-title":"Ultrasonography of the uterus after normal vaginal delivery","volume":"25","author":"Al-Bdour","year":"2004","journal-title":"Saudi Med J"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0004","series-title":"Evidence based labor and delivery management","first-page":"136","article-title":"Postpartum care","author":"Magro Malosso","year":"2019"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0005","doi-asserted-by":"crossref","first-page":"617","DOI":"10.1111\/j.1440-1797.2010.01380.x","article-title":"How to write a Cochrane systematic review","volume":"15","author":"Henderson","year":"2010","journal-title":"Nephrology (Carlton)"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0006","unstructured":"NHS Centre for Reviews and Dissemination. Systematic reviews: CRD's guidance for undertaking reviews in health care; 2009. Available at:https:\/\/www.york.ac.uk\/media\/crd\/Systematic_Reviews.pdf. Accessed December 3, 2016."},{"key":"10.1016\/j.ajogmf.2021.100318_bib0007","doi-asserted-by":"crossref","first-page":"68","DOI":"10.1016\/j.jclinepi.2015.09.001","article-title":"Extending the PRISMA statement to equity-focused systematic reviews (PRISMA-E 2012): explanation and elaboration","volume":"70","author":"Welch","year":"2016","journal-title":"J Clin Epidemiol"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0008","doi-asserted-by":"crossref","DOI":"10.1371\/journal.pmed.1000097","article-title":"Preferred reporting items for systematic reviews and meta-analyses: the PRISMA statement","volume":"6","author":"Moher","year":"2009","journal-title":"PLoS Med"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0009","doi-asserted-by":"crossref","first-page":"i157","DOI":"10.1136\/bmj.i157","article-title":"PRISMA harms checklist: improving harms reporting in systematic reviews","volume":"352","author":"Zorzela","year":"2016","journal-title":"BMJ"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0010","doi-asserted-by":"crossref","first-page":"2008","DOI":"10.1001\/jama.283.15.2008","article-title":"Meta-analysis of observational studies in epidemiology: a proposal for reporting. Meta-analysis Of Observational Studies in Epidemiology (MOOSE) group","volume":"283","author":"Stroup","year":"2000","journal-title":"JAMA"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0011","unstructured":"The Newcastle-Ottawa Scale (NOS) for assessing the quality of nonrandomised studies in meta-analyses. Available at: http:\/\/www.ohri.ca\/programs\/clinical_epidemiology\/oxford.asp. Accessed March 1, 2020."},{"key":"10.1016\/j.ajogmf.2021.100318_bib0012","doi-asserted-by":"crossref","first-page":"795","DOI":"10.1111\/j.1471-0528.1976.tb00747.x","article-title":"Study of the uterine cavity by ultrasound in the early puerperium","volume":"83","author":"Rodeck","year":"1976","journal-title":"Br J Obstet Gynaecol"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0013","doi-asserted-by":"crossref","first-page":"95","DOI":"10.1016\/0028-2243(78)90134-X","article-title":"Ultrasound assessment of puerperal uterine involution","volume":"8","author":"Defoort","year":"1978","journal-title":"Eur J Obstet Gynecol Reprod Biol"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0014","first-page":"227","article-title":"Ultrasonic evaluation of the postpartum uterus in the management of postpartum bleeding","volume":"58","author":"Lee","year":"1981","journal-title":"Obstet Gynecol"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0015","doi-asserted-by":"crossref","first-page":"17","DOI":"10.1002\/jcu.1870090105","article-title":"Ultrasonic prediction of complications following normal vaginal delivery","volume":"9","author":"Lipinski","year":"1981","journal-title":"J Clin Ultrasound"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0016","doi-asserted-by":"crossref","first-page":"55","DOI":"10.1002\/jcu.1870090203","article-title":"Involution of the postpartum uterus: an ultrasonic study","volume":"9","author":"VanRees","year":"1981","journal-title":"J Clin Ultrasound"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0017","doi-asserted-by":"crossref","first-page":"481","DOI":"10.7863\/jum.1989.8.9.481","article-title":"Sonography of the puerperal uterus","volume":"8","author":"Lavery","year":"1989","journal-title":"J Ultrasound Med"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0018","doi-asserted-by":"crossref","first-page":"431","DOI":"10.1148\/radiology.183.2.1561345","article-title":"Gas within the endometrial cavity at postpartum US: a normal finding after spontaneous vaginal delivery","volume":"183","author":"Wachsberg","year":"1992","journal-title":"Radiology"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0019","doi-asserted-by":"crossref","first-page":"215","DOI":"10.7863\/jum.1994.13.3.215","article-title":"Real-time ultrasonographic analysis of the normal postpartum uterus: technique, variability, and measurements","volume":"13","author":"Wachsberg","year":"1994","journal-title":"J Ultrasound Med"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0020","doi-asserted-by":"crossref","first-page":"301","DOI":"10.1002\/(SICI)1097-0096(199707)25:6<301::AID-JCU3>3.0.CO;2-G","article-title":"Appearance of the uterus by ultrasound immediately after placental delivery with pathologic correlation","volume":"25","author":"Carlan","year":"1997","journal-title":"J Clin Ultrasound"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0021","doi-asserted-by":"crossref","first-page":"99","DOI":"10.1016\/0929-8266(95)00180-8","article-title":"Ultrasonography of the uterus at early puerperium","volume":"4","author":"Sakki","year":"1996","journal-title":"Eur J Ultrasound"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0022","doi-asserted-by":"crossref","first-page":"13","DOI":"10.1007\/s004040050253","article-title":"Changes in uterine size after vaginal delivery and cesarean section determined by vaginal sonography in the puerperium","volume":"263","author":"Negishi","year":"1999","journal-title":"Arch Gynecol Obstet"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0023","doi-asserted-by":"crossref","first-page":"640","DOI":"10.1046\/j.1469-0705.2000.00234.x","article-title":"Ultrasonographic evaluation of the postpartum uterus","volume":"16","author":"Edwards","year":"2000","journal-title":"Ultrasound Obstet Gynecol"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0024","doi-asserted-by":"crossref","first-page":"38","DOI":"10.1159\/000049409","article-title":"Sonographic evaluation of the puerperal uterus: correlation with manual examination","volume":"53","author":"Shalev","year":"2002","journal-title":"Gynecol Obstet Invest"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0025","doi-asserted-by":"crossref","first-page":"381","DOI":"10.1080\/01443610220141317","article-title":"Ultrasound assessment of the effect of parity on postpartum uterine involution","volume":"22","author":"Olayemi","year":"2002","journal-title":"J Obstet Gynaecol"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0026","doi-asserted-by":"crossref","first-page":"95","DOI":"10.1080\/14767050310001650798","article-title":"Ultrasound examination of the postpartum uterus: what is normal?","volume":"15","author":"Sokol","year":"2004","journal-title":"J Matern Fetal Neonatal Med"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0027","doi-asserted-by":"crossref","first-page":"378","DOI":"10.1002\/uog.963","article-title":"Prospective evaluation of blood flow in the myometrium and uterine arteries in the puerperium","volume":"23","author":"Van Schoubroeck","year":"2004","journal-title":"Ultrasound Obstet Gynecol"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0028","doi-asserted-by":"crossref","first-page":"345","DOI":"10.1111\/j.1479-828X.2006.00604.x","article-title":"Ultrasound of the post-partum uterus","volume":"46","author":"Deans","year":"2006","journal-title":"Aust N Z J Obstet Gynaecol"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0029","doi-asserted-by":"crossref","first-page":"93","DOI":"10.1016\/j.ijgo.2007.03.042","article-title":"Routine postpartum ultrasonography in the prediction of puerperal uterine complications","volume":"98","author":"Shaamash","year":"2007","journal-title":"Int J Gynecol Obstet"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0030","doi-asserted-by":"crossref","first-page":"1207","DOI":"10.1080\/00016340701621569","article-title":"Longitudinal study of Doppler flow resistance indices of the uterine arteries after normal vaginal delivery","volume":"86","author":"Mulic-Lutvica","year":"2007","journal-title":"Acta Obstet Gynecol Scand"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0031","doi-asserted-by":"crossref","first-page":"520","DOI":"10.1002\/uog.6120","article-title":"Abdominal and pelvic ultrasound findings within 24 hours following uneventful cesarean section","volume":"32","author":"Koskas","year":"2008","journal-title":"Ultrasound Obstet Gynecol"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0032","doi-asserted-by":"crossref","first-page":"727","DOI":"10.1002\/uog.11069","article-title":"Postpartum uterine involution: sonographic changes in the endometrium between 2 and 6 weeks postpartum related to delivery mode and gestational age at delivery","volume":"39","author":"Bae","year":"2012","journal-title":"Ultrasound Obstet Gynecol"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0033","doi-asserted-by":"crossref","first-page":"1184","DOI":"10.1111\/j.1600-0412.2012.01418.x","article-title":"Longitudinal study of the uterine body and cavity with three-dimensional ultrasonography in the puerperium","volume":"91","author":"Belachew","year":"2012","journal-title":"Acta Obstet Gynecol Scand"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0034","doi-asserted-by":"crossref","first-page":"587","DOI":"10.7863\/jum.2013.32.4.587","article-title":"Added value of 3-dimensional sonography for endometrial evaluation in early puerperium","volume":"32","author":"Weissmann-Brenner","year":"2013","journal-title":"J Ultrasound Med"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0035","doi-asserted-by":"crossref","first-page":"2221","DOI":"10.3109\/14767058.2014.983063","article-title":"Functional three-dimensional sonographic study of the postpartum uterus","volume":"28","author":"Wataganara","year":"2015","journal-title":"J Matern Fetal Neonatal Med"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0036","first-page":"3","article-title":"Ultrasound evaluation of the postpartum endometrial cavity","volume":"60","author":"Fuller","year":"2015","journal-title":"J Reprod Med"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0037","doi-asserted-by":"crossref","first-page":"45","DOI":"10.1016\/j.diii.2014.12.003","article-title":"Abdominopelvic ultrasonographic findings after uncomplicated delivery","volume":"97","author":"Lousquy","year":"2016","journal-title":"Diagn Interv Imaging"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0038","doi-asserted-by":"crossref","first-page":"149","DOI":"10.1055\/s-0037-1601418","article-title":"Ultrasonographic evaluation of uterine involution in the early puerperium","volume":"39","author":"Kristoschek","year":"2017","journal-title":"Rev Bras Ginecol Obstet"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0039","doi-asserted-by":"crossref","DOI":"10.1155\/2017\/6739345","article-title":"Physiological uterine involution in primiparous and multiparous women: ultrasound study","volume":"2017","author":"Paliulyte","year":"2017","journal-title":"Obstet Gynecol Int"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0040","doi-asserted-by":"crossref","first-page":"1983","DOI":"10.1080\/14767058.2017.1333099","article-title":"Sonographic appearance of the uterus in the early puerperium in vaginal versus cesarean deliveries: a prospective study","volume":"31","author":"Bardin","year":"2018","journal-title":"J Matern Fetal Neonatal Med"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0041","doi-asserted-by":"crossref","first-page":"151","DOI":"10.1097\/RUQ.0b013e3181b5451e","article-title":"Imaging and diagnosis of postpartum complications: sonography and other imaging modalities","volume":"25","author":"Kamaya","year":"2009","journal-title":"Ultrasound Q"},{"key":"10.1016\/j.ajogmf.2021.100318_bib0042","doi-asserted-by":"crossref","first-page":"586","DOI":"10.1046\/j.1469-0705.2002.00851.x","article-title":"Color Doppler and gray-scale ultrasound evaluation of the postpartum uterus","volume":"20","author":"Van den Bosch","year":"2002","journal-title":"Ultrasound Obstet Gynecol"}],"container-title":["American Journal of Obstetrics &amp; Gynecology MFM"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S2589933321000136?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S2589933321000136?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2025,11,11]],"date-time":"2025-11-11T23:46:50Z","timestamp":1762904810000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S2589933321000136"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2021,5]]},"references-count":42,"journal-issue":{"issue":"3","published-print":{"date-parts":[[2021,5]]}},"alternative-id":["S2589933321000136"],"URL":"https:\/\/doi.org\/10.1016\/j.ajogmf.2021.100318","relation":{},"ISSN":["2589-9333"],"issn-type":[{"value":"2589-9333","type":"print"}],"subject":[],"published":{"date-parts":[[2021,5]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"Ultrasound evaluation of the uterus in the uncomplicated postpartum period: a systematic review","name":"articletitle","label":"Article Title"},{"value":"American Journal of Obstetrics & Gynecology MFM","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.ajogmf.2021.100318","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2021 Elsevier Inc. All rights reserved.","name":"copyright","label":"Copyright"}],"article-number":"100318"}}