{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,9,11]],"date-time":"2025-09-11T19:52:03Z","timestamp":1757620323609,"version":"3.44.0"},"reference-count":13,"publisher":"Termedia Sp. z.o.o.","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Pol J Radiol"],"abstract":"<jats:sec><jats:title>Purpose<\/jats:title><jats:p>Hepatic fibrosis can be predicted using fibrosis-4 (FIB-4) and fibrosis-5 (FIB-5) scores. Functional liver imaging score (FLIS) provides valuable information regarding hepatic function. We aimed to assess whether easily obtained blood parameters (FIB-4 and FIB-5) may be used to discriminate preserved and impaired hepatic function based on FLIS.<\/jats:p><\/jats:sec><jats:sec><jats:title>Material and methods<\/jats:title><jats:p>Patients who underwent dynamic upper abdominal MRI with gadoxetic acid were retrospectively reviewed (&lt;i&gt;n&lt;\/i&gt; = 101, mean age 61.0 \u00b1 11.3 years). FLIS values were categorized as FLIS &lt; 4 (impaired hepatic function) and FLIS \u2265 4 (preserved hepatic function). The discriminative potential of FIB-4 and FIB-5 was assessed by plotting ROC curves.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>While FIB-4 was significantly higher, FIB-5 was significantly lower in patients with FLIS &lt; 4. They had significant discriminative value in distinguishing patients with preserved and impaired hepatic function (area under the ROC curves 0.794 for FIB-4 and 0.748 for FIB-5, &lt;i&gt;p&lt;\/i&gt;-values &lt; 0.001). Comparison of the area under the 2 ROC curves revealed that FIB-4 and FIB-5 had similar discriminative values (&lt;i&gt;p&lt;\/i&gt; = 0.405). For FIB-4, a cut-off value of 4.2 had a sensitivity of 88.9%, specificity of 66.3%, PPV of 20.5%, and NPV of 98.4%, meaning that FIB-4 values of &lt; 4.2 are valuable in ruling out FLIS &lt; 4 (poor hepatic function). For FIB-5, a cut-off value of 36.2 had a sensitivity of 88.9%, specificity of 60.9%, PPV of 18.2%, and NPV of 98.2%, meaning that FIB-5 values of &gt; 36.2 are valuable in ruling out FLIS &lt; 4.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>FIB-4 and FIB-5 are valuable in discriminating preserved and impaired hepatic function based on FLIS scoring with similar diagnostic performance.<\/jats:p><\/jats:sec>","DOI":"10.5114\/pjr\/208327","type":"journal-article","created":{"date-parts":[[2025,9,8]],"date-time":"2025-09-08T06:08:32Z","timestamp":1757311712000},"page":"445-450","source":"Crossref","is-referenced-by-count":0,"title":["Fibrosis-4 and Fibrosis-5 scores in predicting functional liver imaging score"],"prefix":"10.5114","volume":"90","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-8208-8613","authenticated-orcid":true,"given":"G\u00fcls\u00fcm","family":"K\u0131l\u0131\u00e7kap","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-1950-3199","authenticated-orcid":false,"given":"Numan Ilteris","family":"\u00c7evik","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"3061","published-online":{"date-parts":[[2025,9,3]]},"reference":[{"key":"ref-1507051","doi-asserted-by":"crossref","unstructured":"European Association for the Study of the Liver. 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Clin Exp Hepatol 2020; 6: 335-338.","DOI":"10.5114\/ceh.2020.102157"},{"key":"ref-1507054","doi-asserted-by":"crossref","unstructured":"Shiha G, Seif S, Eldesoky A, Elbasiony M, Soliman R, Metwally A, et al. A simple bedside blood test (Fibrofast; FIB-5) is superior to FIB-4 index for the differentiation between non-significant and significant fibrosis in patients with chronic hepatitis C. Hepatol Int 2017; 11: 286-291.","DOI":"10.1007\/s12072-017-9796-z"},{"key":"ref-1507055","doi-asserted-by":"crossref","unstructured":"Ichikiwa S, Goshima S. Gadoxetic acid-enhanced liver MRI: everything you need to know. Invest Radiol 2024; 59: 53-68.","DOI":"10.1097\/RLI.0000000000000990"},{"key":"ref-1507056","doi-asserted-by":"crossref","unstructured":"Bastati N, Beer L, Mandorfer M, Poetter-Lang S, Tamandl D, Bican Y,et al. Does the functional liver imaging score derived from gadoxetic acid-enhanced MRI predict outcomes in chronic liver disease? 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Eur Radiol 2019; 29: 6600-6610.","DOI":"10.1007\/s00330-019-06182-z"}],"container-title":["Polish Journal of Radiology"],"original-title":[],"link":[{"URL":"https:\/\/www.polradiol.com\/pdf-208327-128412","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/www.polradiol.com\/pdf-208327-128412","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,9,8]],"date-time":"2025-09-08T06:08:36Z","timestamp":1757311716000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.polradiol.com\/Fibrosis-4-and-Fibrosis-5-scores-in-predicting-functional-liver-imaging-score,208327,0,2.html"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2025,9,3]]},"references-count":13,"alternative-id":["208327"],"URL":"https:\/\/doi.org\/10.5114\/pjr\/208327","relation":{},"ISSN":["1899-0967"],"issn-type":[{"type":"print","value":"1899-0967"}],"subject":[],"published":{"date-parts":[[2025,9,3]]}}}