{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,4,16]],"date-time":"2026-04-16T15:28:50Z","timestamp":1776353330123,"version":"3.51.2"},"reference-count":28,"publisher":"Springer Science and Business Media LLC","issue":"5","license":[{"start":{"date-parts":[[2024,12,28]],"date-time":"2024-12-28T00:00:00Z","timestamp":1735344000000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0"},{"start":{"date-parts":[[2024,12,28]],"date-time":"2024-12-28T00:00:00Z","timestamp":1735344000000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0"}],"content-domain":{"domain":["link.springer.com"],"crossmark-restriction":false},"short-container-title":["Jpn J Radiol"],"published-print":{"date-parts":[[2025,5]]},"abstract":"<jats:title>Abstract<\/jats:title>\n          <jats:sec>\n            <jats:title>Objective<\/jats:title>\n            <jats:p>The purpose of this study was to evaluate MRI findings of ovarian endometrioid carcinoma (OEC) as a predictor of histological grade.<\/jats:p>\n          <\/jats:sec>\n          <jats:sec>\n            <jats:title>Materials and methods<\/jats:title>\n            <jats:p>This study included 60 patients with histopathologically confirmed OEC (20, 30, and 10 with grades 1, 2, and 3, respectively). Clinical and MRI results were retrospectively reviewed. We compared the following parameters between the three grades: age, tumor markers, presence of uterine corpus cancer, bilaterality, configuration, peritoneal dissemination, abnormal ascites, signal intensities of cystic and solid components, tumor size, and apparent diffusion coefficient (ADC) values of solid components.<\/jats:p>\n          <\/jats:sec>\n          <jats:sec>\n            <jats:title>Results<\/jats:title>\n            <jats:p>T1-hyperintense cysts were more common in grade 1 than in grades 2\u20133 OEC (80% vs. 60%, vs. 40%, <jats:italic>p<\/jats:italic>\u2009&lt;\u20090.05). The signal intensity ratio between the cystic components with the largest solid component and muscle (1.49 vs. 1.08 vs. 0.98, <jats:italic>p<\/jats:italic>\u2009&lt;\u20090.05) was higher in grade 1 than in grades 2\u20133 OEC. Necrosis within solid components was less common in grade 1 than in grades 2\u20133 OEC (31% vs. 68% vs. 88%, <jats:italic>p<\/jats:italic>\u2009&lt;\u20090.05), and the ADC values of solid components were higher in grade 1 than in grades 2\u20133 OEC (1.10 vs. 0.99 vs. 0.79\u2009\u00d7\u200910<jats:sup>\u22123<\/jats:sup>\u00a0mm2\/sec,<jats:italic> p<\/jats:italic>\u2009&lt;\u20090.05). There were no significant differences in other factors.<\/jats:p>\n          <\/jats:sec>\n          <jats:sec>\n            <jats:title>Conclusion<\/jats:title>\n            <jats:p>On T1-weighted images, grade 1 OEC showed a higher signal intensity in the cystic components than grades 2\u20133 OEC. Necrosis and lower ADC values were more frequently observed in grades 2\u20133 than in grade 1 OEC.<\/jats:p>\n          <\/jats:sec>","DOI":"10.1007\/s11604-024-01727-9","type":"journal-article","created":{"date-parts":[[2024,12,28]],"date-time":"2024-12-28T02:16:52Z","timestamp":1735352212000},"page":"820-828","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":3,"title":["Prediction of grading of ovarian endometrioid carcinoma using conventional MRI features"],"prefix":"10.1007","volume":"43","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-2807-0524","authenticated-orcid":false,"given":"Masaya","family":"Kawaguchi","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Hiroki","family":"Kato","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Tatsuro","family":"Furui","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Masanori","family":"Isobe","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Yoshifumi","family":"Noda","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Fuminori","family":"Hyodo","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Tatsuhiko","family":"Miyazaki","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Masayuki","family":"Matsuo","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"297","published-online":{"date-parts":[[2024,12,28]]},"reference":[{"key":"1727_CR1","first-page":"58","volume-title":"Endometrioid carcinoma of the ovary. 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