{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,30]],"date-time":"2025-10-30T12:05:33Z","timestamp":1761825933722,"version":"build-2065373602"},"reference-count":27,"publisher":"Elsevier BV","issue":"7","license":[{"start":{"date-parts":[[2022,7,1]],"date-time":"2022-07-01T00:00:00Z","timestamp":1656633600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2022,7,1]],"date-time":"2022-07-01T00:00:00Z","timestamp":1656633600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"},{"start":{"date-parts":[[2022,3,2]],"date-time":"2022-03-02T00:00:00Z","timestamp":1646179200000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"}],"content-domain":{"domain":["clinicalkey.com","clinicalkey.com.au","clinicalkey.es","clinicalkey.fr","clinicalkey.jp","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["Radiology Case Reports"],"published-print":{"date-parts":[[2022,7]]},"DOI":"10.1016\/j.radcr.2022.03.018","type":"journal-article","created":{"date-parts":[[2022,5,7]],"date-time":"2022-05-07T11:33:46Z","timestamp":1651923226000},"page":"2408-2415","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":1,"title":["Retroperitoneal fetus in fetu presenting in a male infant: A case report and literature review"],"prefix":"10.1016","volume":"17","author":[{"given":"Yixiao","family":"He","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Yuzhu","family":"JI","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Gang","family":"Xie","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Anqun","family":"Wang","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"78","reference":[{"issue":"3","key":"10.1016\/j.radcr.2022.03.018_bib0001","doi-asserted-by":"crossref","first-page":"133","DOI":"10.3345\/kjp.2011.54.3.133","article-title":"Misdiagnosis of fetus-in-fetu as meconium peritonitis","volume":"54","author":"Kim","year":"2011","journal-title":"Korean journal of pediatrics"},{"issue":"9","key":"10.1016\/j.radcr.2022.03.018_bib0002","doi-asserted-by":"crossref","first-page":"1171","DOI":"10.1016\/j.radcr.2019.07.003","article-title":"Fetus in fetu: A rare case of intra-abdominal mass","volume":"14","author":"Issa","year":"2019","journal-title":"Radiology case reports"},{"issue":"12","key":"10.1016\/j.radcr.2022.03.018_bib0003","doi-asserted-by":"crossref","first-page":"1493","DOI":"10.1016\/0022-3468(92)90480-U","article-title":"Fetus in fetu or giant epignathus protruding from the mouth","volume":"27","author":"Seny\u00fcz","year":"1992","journal-title":"Journal of pediatric surgery"},{"issue":"8","key":"10.1016\/j.radcr.2022.03.018_bib0004","doi-asserted-by":"crossref","DOI":"10.1136\/bcr-2019-230835","article-title":"Fetus in fetu in an adult woman","volume":"12","author":"Kumar","year":"2019","journal-title":"BMJ case reports"},{"issue":"4","key":"10.1016\/j.radcr.2022.03.018_bib0005","doi-asserted-by":"crossref","first-page":"863","DOI":"10.1016\/j.radcr.2021.01.028","article-title":"Intra-abdominal fetus in fetu presenting at 31 weeks gestational age","volume":"16","author":"Ha","year":"2021","journal-title":"Radiology case reports"},{"issue":"3","key":"10.1016\/j.radcr.2022.03.018_bib0006","first-page":"598","article-title":"Fetus in fetu removal in a 47-year-old man","volume":"112","author":"Dagradi","year":"1992","journal-title":"Surgery"},{"issue":"3","key":"10.1016\/j.radcr.2022.03.018_bib0007","doi-asserted-by":"crossref","first-page":"333","DOI":"10.1016\/j.radcr.2018.11.020","article-title":"Fetus in fetu - a rare developmental anomaly","volume":"14","author":"Harigovind","year":"2019","journal-title":"Radiology case reports"},{"issue":"12","key":"10.1016\/j.radcr.2022.03.018_bib0008","doi-asserted-by":"crossref","first-page":"2645","DOI":"10.1016\/j.radcr.2020.10.006","article-title":"A case report of fetus in fetu with an aorta-like structure visualized by contrast-enhanced CT","volume":"15","author":"Matsubara","year":"2020","journal-title":"Radiology case reports"},{"issue":"1","key":"10.1016\/j.radcr.2022.03.018_bib0009","doi-asserted-by":"crossref","first-page":"17","DOI":"10.3171\/2011.10.PEDS11196","article-title":"Intraventricular twin fetuses in fetu","volume":"9","author":"Huddle","year":"2012","journal-title":"Journal of neurosurgery Pediatrics"},{"issue":"2","key":"10.1016\/j.radcr.2022.03.018_bib0010","doi-asserted-by":"crossref","first-page":"357","DOI":"10.1007\/s00381-013-2191-8","article-title":"Fetus in fetu: a medical curiosity\u2013considerations based upon an intracranially located case","volume":"30","author":"Mary\u0144czak","year":"2014","journal-title":"Child's nervous system: ChNS: official journal of the International Society for Pediatric Neurosurgery"},{"issue":"4","key":"10.1016\/j.radcr.2022.03.018_bib0011","doi-asserted-by":"crossref","first-page":"243","DOI":"10.2350\/14-01-1424-OA.1","article-title":"Fetus in fetu: an institutional experience","volume":"17","author":"Sathe","year":"2014","journal-title":"Pediatric and developmental pathology: the official journal of the Society for Pediatric Pathology and the Paediatric Pathology Society"},{"issue":"1","key":"10.1016\/j.radcr.2022.03.018_bib0012","doi-asserted-by":"crossref","first-page":"453","DOI":"10.1186\/s12884-019-2612-0","article-title":"Prenatal diagnosis of a \"living\" oropharyngeal fetus in fetu: a case report","volume":"19","author":"Wang","year":"2019","journal-title":"BMC pregnancy and childbirth"},{"issue":"9","key":"10.1016\/j.radcr.2022.03.018_bib0013","doi-asserted-by":"crossref","first-page":"1313","DOI":"10.7863\/jum.2005.24.9.1313","article-title":"Fetus in fetu appearing as a prenatal neck mass","volume":"24","author":"Borges","year":"2005","journal-title":"Journal of ultrasound in medicine: official journal of the American Institute of Ultrasound in Medicine"},{"issue":"4","key":"10.1016\/j.radcr.2022.03.018_bib0014","doi-asserted-by":"crossref","first-page":"178","DOI":"10.4103\/0971-9261.102344","article-title":"Thoracic fetus in fetu","volume":"17","author":"Reddy","year":"2012","journal-title":"Journal of Indian Association of Pediatric Surgeons"},{"issue":"32","key":"10.1016\/j.radcr.2022.03.018_bib0015","doi-asserted-by":"crossref","first-page":"e1322","DOI":"10.1097\/MD.0000000000001322","article-title":"Fetus in Fetu in the Scrotal Sac: Case Report and Literature Review","volume":"94","author":"Ji","year":"2015","journal-title":"Medicine"},{"key":"10.1016\/j.radcr.2022.03.018_bib0016","doi-asserted-by":"crossref","first-page":"96","DOI":"10.1186\/1752-1947-4-96","article-title":"Twin fetus in fetu in a child: a case report and review of the literature","volume":"4","author":"Gangopadhyay","year":"2010","journal-title":"Journal of medical case reports"},{"issue":"9","key":"10.1016\/j.radcr.2022.03.018_bib0017","doi-asserted-by":"crossref","first-page":"1381","DOI":"10.7863\/jum.2008.27.9.1381","article-title":"Fetus in fetu: 11 fetoid forms in a single fetus: review of the literature and imaging","volume":"27","author":"Gerber","year":"2008","journal-title":"Journal of ultrasound in medicine: official journal of the American Institute of Ultrasound in Medicine"},{"issue":"4","key":"10.1016\/j.radcr.2022.03.018_bib0018","doi-asserted-by":"crossref","first-page":"616","DOI":"10.1016\/j.jpedsurg.2003.12.029","article-title":"Fetus in fetu\u2013diagnostic criteria and differential diagnosis\u2013a case report and literature review","volume":"39","author":"Brand","year":"2004","journal-title":"Journal of pediatric surgery"},{"issue":"7","key":"10.1016\/j.radcr.2022.03.018_bib0019","doi-asserted-by":"crossref","first-page":"837","DOI":"10.1016\/j.radcr.2020.03.023","article-title":"Lumbar fetiform teratoma; a case report","volume":"15","author":"Faizi","year":"2020","journal-title":"Radiology case reports"},{"issue":"2","key":"10.1016\/j.radcr.2022.03.018_bib0020","doi-asserted-by":"crossref","first-page":"259","DOI":"10.7863\/jum.2006.25.2.259","article-title":"Fetus in fetu and fetaform teratoma in 2 neonates: an embryologic spectrum?","volume":"25","author":"Higgins","year":"2006","journal-title":"Journal of ultrasound in medicine: official journal of the American Institute of Ultrasound in Medicine"},{"issue":"5","key":"10.1016\/j.radcr.2022.03.018_bib0021","doi-asserted-by":"crossref","first-page":"372","DOI":"10.1007\/s12262-011-0251-4","article-title":"Fetus-in-fetu or well-differentiated teratoma- a continued controversy","volume":"73","author":"Mohta","year":"2011","journal-title":"The Indian journal of surgery"},{"issue":"10","key":"10.1016\/j.radcr.2022.03.018_bib0022","doi-asserted-by":"crossref","first-page":"1337","DOI":"10.1007\/s00247-011-2070-y","article-title":"A well-documented multimodality imaging approach to fetus in fetu: pre- and postnatal imaging features","volume":"41","author":"Savelli","year":"2011","journal-title":"Pediatric radiology"},{"issue":"1","key":"10.1016\/j.radcr.2022.03.018_bib0023","first-page":"60","article-title":"Early prenatal diagnosis of thoracopagus twins by ultrasound. Acta informatica medica: AIM: journal of the Society for","volume":"23","author":"Alkhateeb","year":"2015","journal-title":"Medical Informatics of Bosnia & Herzegovina: casopis Drustva za medicinsku informatiku BiH"},{"issue":"1","key":"10.1016\/j.radcr.2022.03.018_bib0024","doi-asserted-by":"crossref","first-page":"80","DOI":"10.12809\/hkmj133925","article-title":"From observation to aetiology: a case report of a twin fetus-in-fetu and a revisit of the known rarity","volume":"21","author":"Pang","year":"2015","journal-title":"Hong Kong medical journal\u202f=\u202fXianggang yi xue za zhi"},{"issue":"10","key":"10.1016\/j.radcr.2022.03.018_bib0025","doi-asserted-by":"crossref","first-page":"1476","DOI":"10.1016\/S0022-3468(97)90567-4","article-title":"Fetus-in-fetu with malignant recurrence","volume":"32","author":"Hopkins","year":"1997","journal-title":"Journal of pediatric surgery"},{"issue":"5","key":"10.1016\/j.radcr.2022.03.018_bib0026","doi-asserted-by":"crossref","first-page":"410","DOI":"10.3171\/PED\/2008\/1\/5\/410","article-title":"Fetus-in-fetu in the cranium of a 4-month-old boy: histopathology and short tandem repeat polymorphism-based genotyping. Case report","volume":"1","author":"Kim","year":"2008","journal-title":"Journal of neurosurgery Pediatrics"},{"issue":"9","key":"10.1016\/j.radcr.2022.03.018_bib0027","doi-asserted-by":"crossref","first-page":"651","DOI":"10.1111\/j.1445-2197.2009.05021.x","article-title":"Foetus in fetu with common bile duct injury: a case report and review of literature","volume":"79","author":"Joshi","year":"2009","journal-title":"ANZ journal of surgery"}],"container-title":["Radiology Case Reports"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S1930043322001832?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S1930043322001832?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2025,10,30]],"date-time":"2025-10-30T11:59:29Z","timestamp":1761825569000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S1930043322001832"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2022,7]]},"references-count":27,"journal-issue":{"issue":"7","published-print":{"date-parts":[[2022,7]]}},"alternative-id":["S1930043322001832"],"URL":"https:\/\/doi.org\/10.1016\/j.radcr.2022.03.018","relation":{},"ISSN":["1930-0433"],"issn-type":[{"type":"print","value":"1930-0433"}],"subject":[],"published":{"date-parts":[[2022,7]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"Retroperitoneal fetus in fetu presenting in a male infant: A case report and literature review","name":"articletitle","label":"Article Title"},{"value":"Radiology Case Reports","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.radcr.2022.03.018","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2022 Published by Elsevier Inc. on behalf of University of Washington.","name":"copyright","label":"Copyright"}]}}