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In this review, we summarise the latest evidence relating to ultrasound surveillance of twin pregnancies including first trimester assessment and screening, growth surveillance and the detection and management of the complications of monochorionic pregnancies including twin-to-twin-transfusion syndrome, selective fetal growth restriction, twin reversed arterial perfusion sequence and conjoined twinning.<\/jats:p>","DOI":"10.1177\/1742271x18794013","type":"journal-article","created":{"date-parts":[[2018,8,23]],"date-time":"2018-08-23T02:22:51Z","timestamp":1534990971000},"page":"193-205","update-policy":"https:\/\/doi.org\/10.1177\/sage-journals-update-policy","source":"Crossref","is-referenced-by-count":23,"title":["Ultrasound surveillance in twin pregnancy: An update for practitioners"],"prefix":"10.1177","volume":"26","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-3438-7069","authenticated-orcid":false,"given":"R","family":"Townsend","sequence":"first","affiliation":[{"name":"Fetal Medicine Unit, St. George's University of London, London, UK"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"A","family":"Khalil","sequence":"additional","affiliation":[{"name":"Fetal Medicine Unit, St. George's University of London, London, UK"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"179","published-online":{"date-parts":[[2018,8,22]]},"reference":[{"key":"bibr1-1742271X18794013","doi-asserted-by":"publisher","DOI":"10.1111\/j.1471-0528.2011.03250.x"},{"key":"bibr2-1742271X18794013","doi-asserted-by":"publisher","DOI":"10.1046\/j.1469-0705.2002.00865.x"},{"key":"bibr3-1742271X18794013","doi-asserted-by":"publisher","DOI":"10.1016\/S1701-2163(16)34963-5"},{"key":"bibr4-1742271X18794013","first-page":"1","volume":"66","author":"Martin JA","year":"2017","journal-title":"Natl Vital Stat Rep"},{"key":"bibr5-1742271X18794013","unstructured":"NICE. 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