{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,9]],"date-time":"2026-06-09T21:27:17Z","timestamp":1781040437561,"version":"3.54.1"},"reference-count":40,"publisher":"Wiley","issue":"3","license":[{"start":{"date-parts":[[2023,6,14]],"date-time":"2023-06-14T00:00:00Z","timestamp":1686700800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"funder":[{"DOI":"10.13039\/501100006769","name":"Russian Science Foundation","doi-asserted-by":"publisher","award":["21\u201075\u201000068"],"award-info":[{"award-number":["21\u201075\u201000068"]}],"id":[{"id":"10.13039\/501100006769","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Magnetic Resonance Imaging"],"published-print":{"date-parts":[[2024,3]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Background<\/jats:title><jats:p>In most cases, lateral patellar dislocation (LPD) is accompanied by chondral injury and may initiate gradual degeneration of patellar cartilage, which might be detected with a <jats:italic>T<\/jats:italic><jats:sub>2<\/jats:sub> mapping, a well\u2010established method for cartilage lesions assessment.<\/jats:p><\/jats:sec><jats:sec><jats:title>Purpose<\/jats:title><jats:p>To examine short\u2010term consequences of single first\u2010time LPD in teenagers by <jats:italic>T<\/jats:italic><jats:sub>2<\/jats:sub> mapping of the patellar\u2010cartilage state.<\/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>95 patients (mean age: 15.1\u2009\u00b1\u20092.3; male\/female: 46\/49) with first\u2010time, complete, traumatic LPD and 51 healthy controls (mean age: 14.7\u2009\u00b1\u20092.2, male\/female: 29\/22).<\/jats:p><\/jats:sec><jats:sec><jats:title>Field Strength\/Sequence<\/jats:title><jats:p>3.0\u2009T; axial <jats:italic>T<\/jats:italic><jats:sub>2<\/jats:sub> mapping acquired using a <jats:styled-content style=\"fixed-case\">2D<\/jats:styled-content> turbo spin\u2010echo sequence.<\/jats:p><\/jats:sec><jats:sec><jats:title>Assessment<\/jats:title><jats:p>MRI examination was conducted 2\u20134\u2009months after first LPD. <jats:italic>T<\/jats:italic><jats:sub>2<\/jats:sub> values were calculated in manually segmented cartilage area via averaging over three middle level slices in six cartilage regions: deep, intermediate, superficial layers, and medial lateral parts.<\/jats:p><\/jats:sec><jats:sec><jats:title>Statistical Tests<\/jats:title><jats:p>ANOVA analysis with Tukey's multiple comparison test, one\u2010vs.\u2010rest logistic regression analysis. The threshold of significance was set at <jats:italic>P<\/jats:italic>\u2009&lt;\u20090.05.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>In lateral patellar cartilage, a significant increase in <jats:italic>T<\/jats:italic><jats:sub>2<\/jats:sub> values was found in deep and intermediate layers in both patient groups with mild (deep: 34.7 vs. 31.3\u2009msec, intermediate: 38.7 vs. 34.6\u2009msec, effect size\u2009=\u20090.55) and severe (34.8 vs. 31.3\u2009msec, 39.1 vs. 34.6\u2009msec, 0.55) LPD consequences as compared to controls. In the medial facet, only severe cartilage damage showed significant prolongation of <jats:italic>T<\/jats:italic><jats:sub>2<\/jats:sub> times in the deep layer (34.3 vs. 30.7\u2009msec, 0.55). No significant changes in <jats:italic>T<\/jats:italic><jats:sub>2<\/jats:sub> values were found in the lateral superficial layer (<jats:italic>P<\/jats:italic>\u2009=\u20090.99), whereas mild chondromalacia resulted in a significant decrease of <jats:italic>T<\/jats:italic><jats:sub>2<\/jats:sub> in the medial superficial layer (41.0 vs. 43.8\u2009msec, 0.55).<\/jats:p><\/jats:sec><jats:sec><jats:title>Data Conclusion<\/jats:title><jats:p>The study revealed substantial difference in <jats:italic>T<\/jats:italic><jats:sub>2<\/jats:sub> changes after LPD between medial and lateral areas of patellar cartilage.<\/jats:p><\/jats:sec><jats:sec><jats:title>Evidence Level<\/jats:title><jats:p>2<\/jats:p><\/jats:sec><jats:sec><jats:title>Technical Efficacy Stage<\/jats:title><jats:p>2<\/jats:p><\/jats:sec>","DOI":"10.1002\/jmri.28857","type":"journal-article","created":{"date-parts":[[2023,6,15]],"date-time":"2023-06-15T03:50:20Z","timestamp":1686801020000},"page":"865-876","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":6,"title":["<scp><i>T<\/i><sub>2<\/sub><\/scp> Mapping of Patellar Cartilage After a Single First\u2010Time Episode of Traumatic Lateral Patellar Dislocation"],"prefix":"10.1002","volume":"59","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-8016-0853","authenticated-orcid":false,"given":"Elena","family":"Voronkova","sequence":"first","affiliation":[{"name":"Clinical and Research Institute of Emergency Pediatric Surgery and Trauma  Moscow Russian Federation"},{"name":"Emanuel Institute of Biochemical Physics, Russian Academy of Sciences  Moscow Russian 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