{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,29]],"date-time":"2026-07-29T14:55:42Z","timestamp":1785336942846,"version":"3.55.0"},"reference-count":40,"publisher":"Wiley","issue":"7","license":[{"start":{"date-parts":[[2018,12,23]],"date-time":"2018-12-23T00:00:00Z","timestamp":1545523200000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"funder":[{"DOI":"10.13039\/100000002","name":"National Institutes of Health","doi-asserted-by":"publisher","award":["NIH R01 AR063643"],"award-info":[{"award-number":["NIH R01 AR063643"]}],"id":[{"id":"10.13039\/100000002","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100000002","name":"National Institutes of Health","doi-asserted-by":"publisher","award":["R01 EB002524"],"award-info":[{"award-number":["R01 EB002524"]}],"id":[{"id":"10.13039\/100000002","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100000002","name":"National Institutes of Health","doi-asserted-by":"publisher","award":["K24 AR062068"],"award-info":[{"award-number":["K24 AR062068"]}],"id":[{"id":"10.13039\/100000002","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100000002","name":"National Institutes of Health","doi-asserted-by":"publisher","award":["P41 EB015891"],"award-info":[{"award-number":["P41 EB015891"]}],"id":[{"id":"10.13039\/100000002","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100006775","name":"GE Healthcare","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100006775","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":[[2019,6]]},"abstract":"Background<\/jats:title>Clinical knee MRI protocols require upwards of 15 minutes of scan time.<\/jats:p><\/jats:sec>Purpose\/Hypothesis<\/jats:title>To compare the imaging appearance of knee abnormalities depicted with a 5\u2010minute 3D double\u2010echo in steady\u2010state (DESS) sequence with separate echo images, with that of a routine clinical knee MRI protocol. A secondary goal was to compare the imaging appearance of knee abnormalities depicted with 5\u2010minute DESS paired with a 2\u2010minute coronal proton\u2010density fat\u2010saturated (PDFS) sequence.<\/jats:p><\/jats:sec>Study Type<\/jats:title>Prospective.<\/jats:p><\/jats:sec>Subjects<\/jats:title>Thirty\u2010six consecutive patients (19 male) referred for a routine knee MRI.<\/jats:p><\/jats:sec>Field Strength\/Sequences<\/jats:title>DESS and PDFS at 3T.<\/jats:p><\/jats:sec>Assessment<\/jats:title>Five musculoskeletal radiologists evaluated all images for the presence of internal knee derangement using DESS, DESS+PDFS, and the conventional imaging protocol, and their associated diagnostic confidence of the reading.<\/jats:p><\/jats:sec>Statistical Tests<\/jats:title>Differences in positive and negative percent agreement (PPA and NPA, respectively) and 95% confidence intervals (CIs) for DESS and DESS+PDFS compared with the conventional protocol were calculated and tested using exact McNemar tests. The percentage of observations where DESS or DESS+PDFS had equivalent confidence ratings to DESS+Conv were tested with exact symmetry tests. Interreader agreement was calculated using Krippendorff's alpha.<\/jats:p><\/jats:sec>Results<\/jats:title>DESS had a PPA of 90% (88\u201392% CI) and NPA of 99% (99\u201399% CI). DESS+PDFS had increased PPA of 99% (95\u201399% CI) and NPA of 100% (99\u2013100% CI) compared with DESS (both P<\/jats:italic> < 0.001). DESS had equivalent diagnostic confidence to DESS+Conv in 94% of findings, whereas DESS+PDFS had equivalent diagnostic confidence in 99% of findings (both P<\/jats:italic> < 0.001). All readers had moderate concordance for all three protocols (Krippendorff's alpha 47\u201348%).<\/jats:p><\/jats:sec>Data Conclusion<\/jats:title>Both 1) 5\u2010minute 3D\u2010DESS with separated echoes and 2) 5\u2010minute 3D\u2010DESS paired with a 2\u2010minute coronal PDFS sequence depicted knee abnormalities similarly to a routine clinical knee MRI protocol, which may be a promising technique for abbreviated knee MRI.<\/jats:p>Level of Evidence<\/jats:bold>: 2<\/jats:p>Technical Efficacy<\/jats:bold>: Stage 2<\/jats:p>J. Magn. Reson. Imaging 2018.<\/jats:p><\/jats:sec>","DOI":"10.1002\/jmri.26582","type":"journal-article","created":{"date-parts":[[2018,12,24]],"date-time":"2018-12-24T06:18:54Z","timestamp":1545632334000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":31,"title":["Combined 5\u2010minute double\u2010echo in steady\u2010state with separated echoes and 2\u2010minute proton\u2010density\u2010weighted 2D FSE sequence for comprehensive whole\u2010joint knee MRI assessment"],"prefix":"10.1002","volume":"49","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-3667-6796","authenticated-orcid":false,"given":"Akshay S.","family":"Chaudhari","sequence":"first","affiliation":[{"name":"Department of Radiology Stanford University Stanford California USA"},{"name":"Department of Bioengineering Stanford University Stanford California USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kathryn J.","family":"Stevens","sequence":"additional","affiliation":[{"name":"Department of Radiology Stanford University Stanford California USA"},{"name":"Department of Orthopaedic Surgery Stanford University Stanford California USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Bragi","family":"Sveinsson","sequence":"additional","affiliation":[{"name":"Department of Radiology Stanford University Stanford California USA"},{"name":"Athinoula A. 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