{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,11,4]],"date-time":"2025-11-04T19:47:09Z","timestamp":1762285629646,"version":"build-2065373602"},"reference-count":33,"publisher":"Elsevier BV","license":[{"start":{"date-parts":[[2025,4,1]],"date-time":"2025-04-01T00:00:00Z","timestamp":1743465600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2025,4,1]],"date-time":"2025-04-01T00:00:00Z","timestamp":1743465600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"},{"start":{"date-parts":[[2025,4,1]],"date-time":"2025-04-01T00:00:00Z","timestamp":1743465600000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-017"},{"start":{"date-parts":[[2025,4,1]],"date-time":"2025-04-01T00:00:00Z","timestamp":1743465600000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-037"},{"start":{"date-parts":[[2025,4,1]],"date-time":"2025-04-01T00:00:00Z","timestamp":1743465600000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-012"},{"start":{"date-parts":[[2025,4,1]],"date-time":"2025-04-01T00:00:00Z","timestamp":1743465600000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-029"},{"start":{"date-parts":[[2025,4,1]],"date-time":"2025-04-01T00:00:00Z","timestamp":1743465600000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-004"}],"funder":[{"DOI":"10.13039\/501100012166","name":"National Key Research and Development Program of China","doi-asserted-by":"publisher","award":["2023YFC2705901"],"award-info":[{"award-number":["2023YFC2705901"]}],"id":[{"id":"10.13039\/501100012166","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100001809","name":"National Natural Science Foundation of China","doi-asserted-by":"publisher","award":["81971401"],"award-info":[{"award-number":["81971401"]}],"id":[{"id":"10.13039\/501100001809","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["clinicalkey.com","clinicalkey.com.au","clinicalkey.es","clinicalkey.fr","clinicalkey.jp","ejog.org","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["European Journal of Obstetrics & Gynecology and Reproductive Biology"],"published-print":{"date-parts":[[2025,4]]},"DOI":"10.1016\/j.ejogrb.2025.03.026","type":"journal-article","created":{"date-parts":[[2025,3,10]],"date-time":"2025-03-10T12:16:57Z","timestamp":1741609017000},"page":"190-194","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":0,"special_numbering":"C","title":["Intrauterine twin pregnancy complicated by cornual heterotopic pregnancy: A case report and narrative review"],"prefix":"10.1016","volume":"308","author":[{"given":"Li","family":"Gao","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Yan-Lin","family":"Wang","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"78","reference":[{"issue":"5","key":"10.1016\/j.ejogrb.2025.03.026_b0005","doi-asserted-by":"crossref","first-page":"434","DOI":"10.1001\/jama.2022.22941","article-title":"What is an ectopic pregnancy?","volume":"329","author":"Lee","year":"2023","journal-title":"JAMA"},{"issue":"7","key":"10.1016\/j.ejogrb.2025.03.026_b0010","doi-asserted-by":"crossref","first-page":"1094","DOI":"10.3346\/jkms.2016.31.7.1094","article-title":"The risk factors and pregnancy outcomes of 48 cases of heterotopic pregnancy from a single center","volume":"31","author":"Jeon","year":"2016","journal-title":"J Korean Med Sci"},{"issue":"1","key":"10.1016\/j.ejogrb.2025.03.026_b0015","doi-asserted-by":"crossref","first-page":"80","DOI":"10.1093\/humupd\/6.1.80","article-title":"Extra-uterine pregnancy following assisted conception treatment","volume":"6","author":"Abusheikha","year":"2000","journal-title":"Hum Reprod Update"},{"issue":"3","key":"10.1016\/j.ejogrb.2025.03.026_b0020","doi-asserted-by":"crossref","first-page":"340","DOI":"10.1016\/j.ajog.2023.04.047","article-title":"Vasopressin injection purse-string ectopic resection technique for laparoscopic management of cornual ectopic pregnancy","volume":"229","author":"Min","year":"2023","journal-title":"Am J Obstet Gynecol"},{"issue":"2","key":"10.1016\/j.ejogrb.2025.03.026_b0025","doi-asserted-by":"crossref","DOI":"10.1016\/j.fertnstert.2006.05.085","article-title":"Heterotopic pregnancy: two cases and a comparative review","volume":"87","author":"Barrenetxea","year":"2007","journal-title":"Fertil Steril"},{"issue":"5","key":"10.1016\/j.ejogrb.2025.03.026_b0030","doi-asserted-by":"crossref","first-page":"1264","DOI":"10.1067\/mob.2000.103620","article-title":"Cornual heterotopic pregnancy: contemporary management options","volume":"182","author":"Habana","year":"2000","journal-title":"Am J Obstet Gynecol"},{"issue":"5","key":"10.1016\/j.ejogrb.2025.03.026_b0035","doi-asserted-by":"crossref","first-page":"614","DOI":"10.1016\/j.jogc.2021.01.002","article-title":"Guideline No. 414: management of pregnancy of unknown location and tubal and nontubal ectopic pregnancies","volume":"43","author":"Po","year":"2021","journal-title":"J Obstet Gynaecol Can"},{"issue":"1","key":"10.1016\/j.ejogrb.2025.03.026_b0040","doi-asserted-by":"crossref","first-page":"152","DOI":"10.1186\/s12958-021-00834-w","article-title":"Management of 14 patients with cornual heterotopic pregnancy following embryo transfer: experience from the past decade","volume":"19","author":"Li","year":"2021","journal-title":"Reprod Biol Endocrinol"},{"issue":"3","key":"10.1016\/j.ejogrb.2025.03.026_b0045","doi-asserted-by":"crossref","first-page":"282","DOI":"10.1002\/uog.1822","article-title":"Non-surgical management of live ectopic pregnancy with ultrasound-guided local injection: a case series","volume":"25","author":"Monteagudo","year":"2005","journal-title":"Ultrasound Obstet Gynecol"},{"key":"10.1016\/j.ejogrb.2025.03.026_b0050","doi-asserted-by":"crossref","first-page":"98","DOI":"10.1016\/j.ijsu.2018.03.025","article-title":"Laparoscopic treatment of cornual heterotopic pregnancy: A retrospective cohort study","volume":"53","author":"Xu","year":"2018","journal-title":"Int J Surg"},{"issue":"2","key":"10.1016\/j.ejogrb.2025.03.026_b0055","doi-asserted-by":"crossref","first-page":"149","DOI":"10.1515\/JPM.2006.027","article-title":"Sonographic monitoring of systemic and local methotrexate (MTX) therapy in patients with intact interstitial pregnancies","volume":"34","author":"Klemm","year":"2006","journal-title":"J Perinat Med"},{"issue":"49","key":"10.1016\/j.ejogrb.2025.03.026_b0060","doi-asserted-by":"crossref","DOI":"10.1097\/MD.0000000000018183","article-title":"Two cases of intrauterine pregnancy with tubal stump pregnancy after in vitro fertilization and embryo transfer following ipsilateral salpingectomy: A case report","volume":"98","author":"Xi","year":"2019","journal-title":"Medicine (Baltimore)"},{"issue":"6","key":"10.1016\/j.ejogrb.2025.03.026_b0065","doi-asserted-by":"crossref","first-page":"766","DOI":"10.1016\/j.jmig.2011.08.007","article-title":"Treatment of cornual heterotopic pregnancy via selective reduction without feticide drug","volume":"18","author":"Qiong","year":"2011","journal-title":"J Minim Invasive Gynecol"},{"issue":"1","key":"10.1016\/j.ejogrb.2025.03.026_b0070","doi-asserted-by":"crossref","first-page":"73","DOI":"10.1007\/s00404-003-0587-5","article-title":"Cornual heterotopic pregnancy: conservative treatment with transvaginal embryo reduction","volume":"271","author":"Ozgur","year":"2005","journal-title":"Arch Gynecol Obstet"},{"issue":"5\u20136","key":"10.1016\/j.ejogrb.2025.03.026_b0075","doi-asserted-by":"crossref","first-page":"193","DOI":"10.1007\/s00508-011-0115-8","article-title":"Ectopic pregnancies with unusual location and an angular pregnancy: Report of eight cases","volume":"124","author":"Mayer","year":"2012","journal-title":"Wien Klin Wochenschr"},{"issue":"4","key":"10.1016\/j.ejogrb.2025.03.026_b0080","doi-asserted-by":"crossref","first-page":"1127","DOI":"10.1007\/s00404-022-06628-8","article-title":"Should expectant management of heterotopic pregnancy be considered?","volume":"306","author":"Mohr-Sasson","year":"2022","journal-title":"Arch Gynecol Obstet"},{"key":"10.1016\/j.ejogrb.2025.03.026_b0085","article-title":"Heterotopic triplet pregnancy after in vitro fertilization with favorable outcome of the intrauterine twin pregnancy subsequent to surgical treatment of the tubal pregnancy","volume":"2014","author":"Felekis","year":"2014","journal-title":"Case Rep Obstet Gynecol"},{"issue":"1","key":"10.1016\/j.ejogrb.2025.03.026_b0090","doi-asserted-by":"crossref","first-page":"8","DOI":"10.1016\/j.jmig.2016.07.008","article-title":"Laparoscopic management of heterotopic istmocornual pregnancy: a different technique","volume":"24","author":"Peker","year":"2017","journal-title":"J Minim Invasive Gynecol"},{"issue":"3","key":"10.1016\/j.ejogrb.2025.03.026_b0095","doi-asserted-by":"crossref","first-page":"962","DOI":"10.1016\/j.asjsur.2021.12.045","article-title":"Transvaginal B ultrasound-guided embryo reduction under laparoscopic monitoring in the treatment of intrauterine pregnancy with cornual heterotopic pregnancy after assisted reproductive technology: A report of four cases","volume":"45","author":"Tan","year":"2022","journal-title":"Asian J Surg"},{"issue":"4","key":"10.1016\/j.ejogrb.2025.03.026_b0100","doi-asserted-by":"crossref","first-page":"528","DOI":"10.1111\/j.1471-0528.2007.01639.x","article-title":"Intracardiac injection of potassium chloride as method for feticide: experience from a single UK tertiary centre","volume":"115","author":"Pasquini","year":"2008","journal-title":"BJOG"},{"issue":"3","key":"10.1016\/j.ejogrb.2025.03.026_b0105","doi-asserted-by":"crossref","first-page":"230","DOI":"10.1046\/j.1469-0705.2002.00797.x","article-title":"Comparison of feticide carried out by cordocentesis versus cardiac puncture","volume":"20","author":"Bhide","year":"2002","journal-title":"Ultrasound Obstet Gynecol"},{"issue":"2","key":"10.1016\/j.ejogrb.2025.03.026_b0110","doi-asserted-by":"crossref","first-page":"337","DOI":"10.7863\/ultra.33.2.337","article-title":"Potassium chloride-induced fetal demise: a retrospective cohort study of efficacy and safety","volume":"33","author":"Sfakianaki","year":"2014","journal-title":"J Ultrasound Med"},{"issue":"2","key":"10.1016\/j.ejogrb.2025.03.026_b0115","article-title":"Fetal reduction by potassium chloride infusion in unruptured heterotopic pregnancy: a comprehensive review","volume":"16","author":"Agrawal","year":"2024","journal-title":"Cureus"},{"issue":"6","key":"10.1016\/j.ejogrb.2025.03.026_b0120","doi-asserted-by":"crossref","DOI":"10.1016\/j.fertnstert.2011.09.021","article-title":"Conservative management of nontubal ectopic pregnancies","volume":"96","author":"Verma","year":"2011","journal-title":"Fertil Steril"},{"issue":"1","key":"10.1016\/j.ejogrb.2025.03.026_b0125","doi-asserted-by":"crossref","first-page":"78","DOI":"10.1186\/s12884-018-1700-x","article-title":"Management and obstetric outcomes of 17 heterotopic interstitial pregnancies","volume":"18","author":"Jiang","year":"2018","journal-title":"BMC Pregn Childbirth"},{"issue":"4","key":"10.1016\/j.ejogrb.2025.03.026_b0130","doi-asserted-by":"crossref","first-page":"227","DOI":"10.1159\/000238109","article-title":"Heterotopic quadruplet pregnancy: conservative management with ultrasonographically-guided KCl injection of cornual pregnancy and laparoscopic operation of tubal pregnancy","volume":"26","author":"Park","year":"2009","journal-title":"Fetal Diagn Ther"},{"key":"10.1016\/j.ejogrb.2025.03.026_b0135","doi-asserted-by":"crossref","first-page":"199","DOI":"10.1016\/j.ejogrb.2016.04.026","article-title":"Successful management of heterotopic cornual pregnancy with laparoscopic cornual resection","volume":"203","author":"Kim","year":"2016","journal-title":"Eur J Obstet Gynecol Reprod Biol"},{"issue":"2","key":"10.1016\/j.ejogrb.2025.03.026_b0140","doi-asserted-by":"crossref","first-page":"161","DOI":"10.24920\/003793","article-title":"Successfully managing cornual heterotopic pregnancy: a case report and literature review","volume":"36","author":"Chen","year":"2021","journal-title":"Chin Med Sci J"},{"issue":"4","key":"10.1016\/j.ejogrb.2025.03.026_b0145","doi-asserted-by":"crossref","first-page":"1189","DOI":"10.1016\/j.fertnstert.2021.06.007","article-title":"Minimally invasive surgical management of a cornual ectopic pregnancy, with and without a concurrent intrauterine pregnancy","volume":"116","author":"Delgado","year":"2021","journal-title":"Fertil Steril"},{"issue":"2","key":"10.1016\/j.ejogrb.2025.03.026_b0150","doi-asserted-by":"crossref","first-page":"363","DOI":"10.1016\/j.tjog.2022.07.013","article-title":"Laparoscopic management of second trimester ruptured cornual heterotopic pregnancy with subsequent live birth delivery: A case report and literature review","volume":"62","author":"Li","year":"2023","journal-title":"Taiwan J Obstet Gynecol"},{"issue":"10","key":"10.1016\/j.ejogrb.2025.03.026_b0155","doi-asserted-by":"crossref","first-page":"2228","DOI":"10.1093\/humrep\/15.10.2228","article-title":"Embryo reduction of multifetal pregnancies following assisted reproduction treatment: a modification of the transvaginal ultrasound-guided technique","volume":"15","author":"Ib\u00e9rico","year":"2000","journal-title":"Hum Reprod"},{"issue":"7","key":"10.1016\/j.ejogrb.2025.03.026_b0160","doi-asserted-by":"crossref","first-page":"3887","DOI":"10.1097\/MS9.0000000000002252","article-title":"Trans-abdominal fetal reduction in higher order multiple pregnancies: a pioneer cohort retrospective study in Nepal","volume":"86","author":"Paudel","year":"2024","journal-title":"Ann Med Surg (Lond)"},{"issue":"3","key":"10.1016\/j.ejogrb.2025.03.026_b0165","doi-asserted-by":"crossref","first-page":"368","DOI":"10.1080\/00016340500500444","article-title":"Successful conservative treatment of a 14-week gestational age cervical pregnancy by primary local injection of single-dose intra-amniotic methotrexate and intracardiac potassium chloride feticide","volume":"85","author":"Jeng","year":"2006","journal-title":"Acta Obstet Gynecol Scand"}],"container-title":["European Journal of Obstetrics & Gynecology and Reproductive Biology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0301211525001642?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0301211525001642?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2025,11,4]],"date-time":"2025-11-04T19:42:48Z","timestamp":1762285368000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0301211525001642"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2025,4]]},"references-count":33,"alternative-id":["S0301211525001642"],"URL":"https:\/\/doi.org\/10.1016\/j.ejogrb.2025.03.026","relation":{},"ISSN":["0301-2115"],"issn-type":[{"type":"print","value":"0301-2115"}],"subject":[],"published":{"date-parts":[[2025,4]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"Intrauterine twin pregnancy complicated by cornual heterotopic pregnancy: A case report and narrative review","name":"articletitle","label":"Article Title"},{"value":"European Journal of Obstetrics & Gynecology and Reproductive Biology","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.ejogrb.2025.03.026","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2025 Elsevier B.V. All rights are reserved, including those for text and data mining, AI training, and similar technologies.","name":"copyright","label":"Copyright"}]}}