{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2024,8,20]],"date-time":"2024-08-20T17:54:15Z","timestamp":1724176455292},"reference-count":30,"publisher":"Wiley","issue":"1","license":[{"start":{"date-parts":[[2015,11,23]],"date-time":"2015-11-23T00:00:00Z","timestamp":1448236800000},"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":["J Med Imag Rad Onc"],"published-print":{"date-parts":[[2016,2]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Introduction<\/jats:title><jats:p>The aim of this study was to evaluate the efficacy of diffusion\u2010weighted images (<jats:styled-content style=\"fixed-case\">DWIs<\/jats:styled-content>) in the differentiation of hydatid cysts (<jats:styled-content style=\"fixed-case\">HCs<\/jats:styled-content>) of the liver.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>In this prospective study, 54 patients with 92 <jats:styled-content style=\"fixed-case\">HC<\/jats:styled-content> lesions were evaluated. The mean apparent diffusion coefficient (<jats:styled-content style=\"fixed-case\">ADC<\/jats:styled-content>) values of each lesion were calculated using the <jats:styled-content style=\"fixed-case\">ADC<\/jats:styled-content> maps derived from the <jats:styled-content style=\"fixed-case\">DWIs<\/jats:styled-content> at <jats:italic>b<\/jats:italic>\u2010values of 50, 500 and 1000\u2009s\/mm<jats:sup>2<\/jats:sup>. We compared the mean <jats:styled-content style=\"fixed-case\">ADC<\/jats:styled-content> values of the different <jats:styled-content style=\"fixed-case\">HC<\/jats:styled-content> types, which had already been classified using the sonographic criteria. A receiver operator curve (<jats:styled-content style=\"fixed-case\">ROC<\/jats:styled-content>) analysis was used for determining the diagnostic performance of the <jats:styled-content style=\"fixed-case\">ADC<\/jats:styled-content> values of the <jats:styled-content style=\"fixed-case\">HC<\/jats:styled-content> types.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>When the mean <jats:styled-content style=\"fixed-case\">ADC<\/jats:styled-content> values of each type of <jats:styled-content style=\"fixed-case\">HC<\/jats:styled-content> were compared using each of the <jats:italic>b<\/jats:italic>\u2010values, no statistically significant differences were obtained between (cystic echinococcosis) <jats:styled-content style=\"fixed-case\">CE<\/jats:styled-content>1 and <jats:styled-content style=\"fixed-case\">CE<\/jats:styled-content>2 or <jats:styled-content style=\"fixed-case\">CE<\/jats:styled-content>3, <jats:styled-content style=\"fixed-case\">CE<\/jats:styled-content>2 and <jats:styled-content style=\"fixed-case\">CE<\/jats:styled-content>3, <jats:styled-content style=\"fixed-case\">CE<\/jats:styled-content>3 and <jats:styled-content style=\"fixed-case\">CE<\/jats:styled-content>4, or <jats:styled-content style=\"fixed-case\">CE<\/jats:styled-content>4 and <jats:styled-content style=\"fixed-case\">CE<\/jats:styled-content>5. In addition, the mean <jats:styled-content style=\"fixed-case\">ADC<\/jats:styled-content> values of <jats:styled-content style=\"fixed-case\">CE<\/jats:styled-content>1 and <jats:styled-content style=\"fixed-case\">CE<\/jats:styled-content>2 were significantly higher than those of <jats:styled-content style=\"fixed-case\">CE<\/jats:styled-content>4 and <jats:styled-content style=\"fixed-case\">CE<\/jats:styled-content>5. For discrimination between types <jats:styled-content style=\"fixed-case\">CE<\/jats:styled-content>1, <jats:styled-content style=\"fixed-case\">CE<\/jats:styled-content>2 and <jats:styled-content style=\"fixed-case\">CE<\/jats:styled-content>3, and types <jats:styled-content style=\"fixed-case\">CE<\/jats:styled-content>4 and <jats:styled-content style=\"fixed-case\">CE<\/jats:styled-content>5, the sensitivity and specificity values were, respectively, 75.9 and 89.5 for the b50 <jats:styled-content style=\"fixed-case\">DWI<\/jats:styled-content>, 87.0 and 86.8 for the b500 <jats:styled-content style=\"fixed-case\">DWI<\/jats:styled-content>, and 75.9 and 89.5 for the b1000 <jats:styled-content style=\"fixed-case\">DWI<\/jats:styled-content> in the <jats:styled-content style=\"fixed-case\">ROC<\/jats:styled-content> analysis.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>Diffusion\u2010weighted imaging may be useful for providing additional data to determine the type of <jats:styled-content style=\"fixed-case\">HC<\/jats:styled-content>, and for differentiating types <jats:styled-content style=\"fixed-case\">CE<\/jats:styled-content>1, <jats:styled-content style=\"fixed-case\">CE<\/jats:styled-content>2 and <jats:styled-content style=\"fixed-case\">CE<\/jats:styled-content>3 from types <jats:styled-content style=\"fixed-case\">CE<\/jats:styled-content>4 and <jats:styled-content style=\"fixed-case\">CE<\/jats:styled-content>5.<\/jats:p><\/jats:sec>","DOI":"10.1111\/1754-9485.12417","type":"journal-article","created":{"date-parts":[[2015,11,24]],"date-time":"2015-11-24T04:30:24Z","timestamp":1448339424000},"page":"59-65","update-policy":"http:\/\/dx.doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":6,"title":["Efficacy of diffusion\u2010weighted <scp>MRI<\/scp> in the differentiation of all liver hydatid cyst 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