{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,5,13]],"date-time":"2025-05-13T15:23:23Z","timestamp":1747149803063,"version":"3.40.5"},"reference-count":23,"publisher":"Wiley","issue":"3","license":[{"start":{"date-parts":[[2022,8,31]],"date-time":"2022-08-31T00:00:00Z","timestamp":1661904000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Magnetic Resonance Imaging"],"published-print":{"date-parts":[[2023,3]]},"abstract":"<jats:sec><jats:title>Background<\/jats:title><jats:p>Despite technological advancements in perinatal imaging, autopsy examination is still regarded as the reference standard to determine the time and reason of the fetal death.<\/jats:p><\/jats:sec><jats:sec><jats:title>Purpose<\/jats:title><jats:p>This study was conducted to identify the intrauterine postmortem magnetic resonance imaging (PMMR) findings of fetuses, who underwent radiofrequency ablation (RFA).<\/jats:p><\/jats:sec><jats:sec><jats:title>Study Type<\/jats:title><jats:p>Prospective.<\/jats:p><\/jats:sec><jats:sec><jats:title>Population<\/jats:title><jats:p>Fifty\u2010three twin\/triplet complicated pregnancies scheduled for selective reduction of one of the fetuses by RFA were included.<\/jats:p><\/jats:sec><jats:sec><jats:title>Field Strength\/Sequence<\/jats:title><jats:p><jats:styled-content style=\"fixed-case\">The imaging methods used are T1<\/jats:styled-content>\u2010weighted gradient\u2010echo imaging (<jats:styled-content style=\"fixed-case\">T1 GRE<\/jats:styled-content>), <jats:styled-content style=\"fixed-case\">T2<\/jats:styled-content> half\u2010Fourier acquisition single\u2010shot turbo spin\u2010echo (<jats:styled-content style=\"fixed-case\">SSTSE<\/jats:styled-content>), and diffusion\u2010weighted imaging (<jats:styled-content style=\"fixed-case\">DWI<\/jats:styled-content>) sequences.<\/jats:p><\/jats:sec><jats:sec><jats:title>Assessment<\/jats:title><jats:p>The MRIs were interpreted by three radiologists.<\/jats:p><\/jats:sec><jats:sec><jats:title>Statistical Tests<\/jats:title><jats:p>Data were analyzed using the software package SPSS Statistics Version 22.0. The used tests included one\u2010way analysis of variance (ANOVA) and Duncan tests (significance level: <jats:italic>P<\/jats:italic> value &lt;0.05). This analysis was performed with scikit\u2010learn library (version 1.1.1) in Python version 3.9.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Average PMMR scores of orbit, brain, and abdomen showed significant differences among different PM interval subgroups. The brain apparent diffusion coefficient (ADC) numbers of reduced and living fetuses were significantly different at any PM interval. To determine which findings are closely associated with the timing of fetal death, five different methods of feature selection were employed. The top eight selected features achieved the highest area under the curve (AUC) of 78.19%.<\/jats:p><\/jats:sec><jats:sec><jats:title>Data Conclusion<\/jats:title><jats:p>In utero, PMMR findings may be associated with the time of fetal death. Among different fetal organs evaluated, particularly PMMR top eight features specifically scores of orbits were associated with PM intrauterine time after death.<\/jats:p><\/jats:sec><jats:sec><jats:title>Level of Evidence<\/jats:title><jats:p>2<\/jats:p><\/jats:sec><jats:sec><jats:title>Technical Efficacy<\/jats:title><jats:p>Stage 2<\/jats:p><\/jats:sec>","DOI":"10.1002\/jmri.28388","type":"journal-article","created":{"date-parts":[[2022,8,31]],"date-time":"2022-08-31T11:58:05Z","timestamp":1661947085000},"page":"952-961","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":2,"title":["<scp>Postmortem<\/scp> Magnetic Resonance Imaging of In Utero Fetuses and Its Relationship With <scp>Postmortem<\/scp> Interval: A <scp>Multi\u2010Organ<\/scp> Observational Study on Reduced Fetuses of Complicated Multiple Pregnancies"],"prefix":"10.1002","volume":"57","author":[{"given":"Behnaz","family":"Moradi","sequence":"first","affiliation":[{"name":"Department of Radiology Yas Hospital Complex, Tehran University of Medical Sciences  Tehran Iran"},{"name":"Advanced Diagnostic and Interventional Radiology Research Center (ADIR) Medical Imaging Center, Imam Khomeini Hospital Complex, Tehran University of Medical Sciences  Tehran Iran"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Zahra","family":"Habibi","sequence":"additional","affiliation":[{"name":"Department of Radiology Sina General Hospital, Tehran University of Medical Sciences  Tehran Iran"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Narges","family":"Badraqe","sequence":"additional","affiliation":[{"name":"Advanced Diagnostic and Interventional Radiology Research Center (ADIR) Medical Imaging Center, Imam Khomeini Hospital Complex, Tehran University of Medical Sciences  Tehran Iran"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Maryam","family":"Rahmani","sequence":"additional","affiliation":[{"name":"Advanced Diagnostic and Interventional Radiology Research Center (ADIR) Medical Imaging Center, Imam Khomeini Hospital Complex, Tehran University of Medical Sciences  Tehran Iran"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Mahboobeh","family":"Shirazi","sequence":"additional","affiliation":[{"name":"Maternal, Fetal, and Neonatal Research Center Yas Hospital Complex, Tehran University of Medical Sciences  Tehran Iran"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Fatemeh R.","family":"Sharbaf","sequence":"additional","affiliation":[{"name":"Maternal, Fetal, and Neonatal Research Center Yas Hospital Complex, Tehran University of Medical Sciences  Tehran Iran"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Javid","family":"Azadbakht","sequence":"additional","affiliation":[{"name":"Department of Radiology, Faculty of Medicine Kashan University of Medical Sciences  Kashan Iran"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Amirreza","family":"Farnoosh","sequence":"additional","affiliation":[{"name":"Department of Electrical Engineering Northeastern University  Boston Massachusetts USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Fateme","family":"Parooie","sequence":"additional","affiliation":[{"name":"Pediatric Gastroenterology and Hepatology Research Center Zabol University of Medical Sciences  Zabol Iran"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-9827-1279","authenticated-orcid":false,"given":"Seyedeh N.","family":"Miratashi Yazdi","sequence":"additional","affiliation":[{"name":"Advanced Diagnostic and Interventional Radiology Research Center (ADIR) Medical Imaging Center, Imam Khomeini Hospital Complex, Tehran University of Medical Sciences  Tehran 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