{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,16]],"date-time":"2026-07-16T00:23:00Z","timestamp":1784161380126,"version":"3.55.0"},"reference-count":22,"publisher":"Elsevier BV","issue":"5","license":[{"start":{"date-parts":[[2022,9,1]],"date-time":"2022-09-01T00:00:00Z","timestamp":1661990400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2022,9,1]],"date-time":"2022-09-01T00:00:00Z","timestamp":1661990400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"},{"start":{"date-parts":[[2021,8,2]],"date-time":"2021-08-02T00:00:00Z","timestamp":1627862400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"}],"content-domain":{"domain":["clinicalkey.com","clinicalkey.com.au","clinicalkey.es","clinicalkey.fr","clinicalkey.jp","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["Journal of Orthopaedic Science"],"published-print":{"date-parts":[[2022,9]]},"DOI":"10.1016\/j.jos.2021.07.005","type":"journal-article","created":{"date-parts":[[2021,8,5]],"date-time":"2021-08-05T08:13:49Z","timestamp":1628151229000},"page":"1107-1113","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":22,"title":["A spreading roots sign: Characteristic sign of the preliminary stage of medial meniscus posterior root tear on magnetic resonance imaging"],"prefix":"10.1016","volume":"27","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-1743-7749","authenticated-orcid":false,"given":"Ryuichi","family":"Nakamura","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Akira","family":"Okano","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ippei","family":"Yoshida","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Tomoyuki","family":"Shimakawa","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"issue":"7","key":"10.1016\/j.jos.2021.07.005_bib1","doi-asserted-by":"crossref","first-page":"1606","DOI":"10.1177\/0363546512447792","article-title":"Risk factors for medial meniscus posterior root tear","volume":"40","author":"Hwang","year":"2012","journal-title":"Am J Sports Med"},{"issue":"3","key":"10.1016\/j.jos.2021.07.005_bib2","doi-asserted-by":"crossref","first-page":"545","DOI":"10.1016\/j.arthro.2012.10.026","article-title":"Predictive value of painful popping for a posterior root tear of the medial meniscus in middle-aged to older Asian patients","volume":"29","author":"Bae","year":"2013","journal-title":"Arthroscopy"},{"issue":"12","key":"10.1016\/j.jos.2021.07.005_bib3","doi-asserted-by":"crossref","first-page":"3016","DOI":"10.1177\/0363546514524162","article-title":"Meniscal root tears: significance, diagnosis, and treatment","volume":"42","author":"Bhatia","year":"2014","journal-title":"Am J Sports Med"},{"issue":"2","key":"10.1016\/j.jos.2021.07.005_bib4","doi-asserted-by":"crossref","first-page":"383","DOI":"10.1007\/s00167-016-4359-8","article-title":"Non-operative management of medial meniscus posterior horn root tears is associated with worsening arthritis and poor clinical outcome at 5-year follow-up","volume":"25","author":"Krych","year":"2017","journal-title":"Knee Surg Sports Traumatol Arthrosc"},{"issue":"3","key":"10.1016\/j.jos.2021.07.005_bib5","doi-asserted-by":"crossref","first-page":"452","DOI":"10.1097\/RCT.0b013e31812f4eb0","article-title":"Magnetic resonance imaging findings of surgically proven medial meniscus root tear: tear configuration and associated knee abnormalities","volume":"32","author":"Lee","year":"2008","journal-title":"J\u00a0Comput Assist Tomogr"},{"issue":"10","key":"10.1016\/j.jos.2021.07.005_bib6","doi-asserted-by":"crossref","first-page":"2098","DOI":"10.1007\/s00167-011-1794-4","article-title":"The MRI findings of meniscal root tear of the medial meniscus: emphasis on coronal, sagittal and axial images","volume":"20","author":"Choi","year":"2012","journal-title":"Knee Surg Sports Traumatol Arthrosc"},{"issue":"4","key":"10.1016\/j.jos.2021.07.005_bib7","doi-asserted-by":"crossref","first-page":"731","DOI":"10.1016\/j.jos.2017.03.013","article-title":"A\u00a0giraffe neck sign of the medial meniscus: a characteristic finding of the medial meniscus posterior root tear on magnetic resonance imaging","volume":"22","author":"Furumatsu","year":"2017","journal-title":"J\u00a0Orthop Sci"},{"issue":"7","key":"10.1016\/j.jos.2021.07.005_bib8","doi-asserted-by":"crossref","first-page":"e755","DOI":"10.1016\/j.eats.2018.03.012","article-title":"Suture anchor repair for a medial meniscus posterior root tear combined with arthroscopic meniscal centralization and open wedge high tibial osteotomy","volume":"7","author":"Nakamura","year":"2018","journal-title":"Arthrosc Tech"},{"issue":"2","key":"10.1016\/j.jos.2021.07.005_bib9","doi-asserted-by":"crossref","first-page":"226","DOI":"10.1016\/j.arthro.2012.08.027","article-title":"Second-look arthroscopic findings after open-wedge high tibia osteotomy focusing on the posterior root tears of the medial meniscus","volume":"29","author":"Nha","year":"2013","journal-title":"Arthroscopy"},{"issue":"1","key":"10.1016\/j.jos.2021.07.005_bib10","doi-asserted-by":"crossref","first-page":"46","DOI":"10.1016\/j.arthro.2008.08.015","article-title":"Medial opening wedge high tibial osteotomy with early full weight bearing","volume":"25","author":"Takeuchi","year":"2009","journal-title":"Arthroscopy"},{"issue":"4","key":"10.1016\/j.jos.2021.07.005_bib11","doi-asserted-by":"crossref","first-page":"e431","DOI":"10.1016\/j.eats.2014.04.004","article-title":"A\u00a0novel closed-wedge high tibial osteotomy procedure to treat osteoarthritis of the knee: hybrid technique and rehabilitation measures","volume":"3","author":"Takeuchi","year":"2014","journal-title":"Arthrosc Tech"},{"issue":"2","key":"10.1016\/j.jos.2021.07.005_bib12","doi-asserted-by":"crossref","first-page":"363","DOI":"10.1177\/0363546514559684","article-title":"Meniscal root tears: a classification system based on tear morphology","volume":"43","author":"LaPrade","year":"2015","journal-title":"Am J Sports Med"},{"issue":"3","key":"10.1016\/j.jos.2021.07.005_bib13","doi-asserted-by":"crossref","first-page":"425","DOI":"10.1016\/S0030-5898(20)31927-1","article-title":"Deformity planning for frontal and sagittal plane corrective osteotomies","volume":"25","author":"Paley","year":"1994","journal-title":"Orthop Clin N Am"},{"issue":"10","key":"10.1016\/j.jos.2021.07.005_bib14","doi-asserted-by":"crossref","first-page":"2000","DOI":"10.1016\/j.arthro.2016.01.052","article-title":"Two-year outcomes after arthroscopic lateral meniscus centralization","volume":"32","author":"Koga","year":"2016","journal-title":"Arthroscopy"},{"issue":"4","key":"10.1016\/j.jos.2021.07.005_bib15","first-page":"261","article-title":"Magnetic resonance imaging (MRI) of the knee: a pattern approach for evaluating bone marrow edema","volume":"37","author":"Yu","year":"1996","journal-title":"Crit Rev Diagn Imaging"},{"issue":"10","key":"10.1016\/j.jos.2021.07.005_bib16","doi-asserted-by":"crossref","first-page":"1796","DOI":"10.1136\/ard.2009.121681","article-title":"Meniscal pathology on MRI increases the risk for both incident and enlarging subchondral bone marrow lesions of the knee: the MOST Study","volume":"69","author":"Englund","year":"2010","journal-title":"Ann Rheum Dis"},{"issue":"8","key":"10.1016\/j.jos.2021.07.005_bib17","doi-asserted-by":"crossref","first-page":"979","DOI":"10.1016\/S0730-725X(00)00201-0","article-title":"Bone marrow edema in the greater tuberosity of the humerus at MR imaging: association with rotator cuff tears and traumatic injury","volume":"18","author":"McCauley","year":"2000","journal-title":"Magn Reson Imaging"},{"issue":"18","key":"10.1016\/j.jos.2021.07.005_bib18","doi-asserted-by":"crossref","DOI":"10.1097\/MD.0000000000010624","article-title":"The imaging features of the meniscal roots on isotropic 3D MRI in young asymptomatic volunteers","volume":"97","author":"Wang","year":"2018","journal-title":"Medicine"},{"issue":"10","key":"10.1016\/j.jos.2021.07.005_bib19","doi-asserted-by":"crossref","first-page":"1403","DOI":"10.1007\/s00256-014-1958-7","article-title":"The shiny corner of the knee: a sign of meniscal osteochondral unit dysfunction","volume":"43","author":"Chang","year":"2014","journal-title":"Skeletal Radiol"},{"key":"10.1016\/j.jos.2021.07.005_bib20","article-title":"A posterior shiny-corner lesion of the tibia is observed in the early phase after medial meniscus posterior root tear","author":"Okazaki","year":"2021","journal-title":"Eur J Orthop Surg Traumatol"},{"issue":"6","key":"10.1016\/j.jos.2021.07.005_bib21","doi-asserted-by":"crossref","first-page":"1792","DOI":"10.1148\/rg.2016160026","article-title":"Posterior root meniscal tears: preoperative, intraoperative, and postoperative imaging for transtibial pullout repair","volume":"36","author":"Palisch","year":"2016","journal-title":"Radiographics"},{"issue":"1","key":"10.1016\/j.jos.2021.07.005_bib22","doi-asserted-by":"crossref","first-page":"97","DOI":"10.1177\/0284185117703153","article-title":"The prevalence and characteristics of a subcortical cystic lesion at the subspinous region of the knee","volume":"59","author":"Son","year":"2018","journal-title":"Acta Radiol"}],"container-title":["Journal of Orthopaedic Science"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0949265821002232?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0949265821002232?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2025,10,15]],"date-time":"2025-10-15T19:33:34Z","timestamp":1760556814000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0949265821002232"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2022,9]]},"references-count":22,"journal-issue":{"issue":"5","published-print":{"date-parts":[[2022,9]]}},"alternative-id":["S0949265821002232"],"URL":"https:\/\/doi.org\/10.1016\/j.jos.2021.07.005","relation":{},"ISSN":["0949-2658"],"issn-type":[{"value":"0949-2658","type":"print"}],"subject":[],"published":{"date-parts":[[2022,9]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"A spreading roots sign: Characteristic sign of the preliminary stage of medial meniscus posterior root tear on magnetic resonance imaging","name":"articletitle","label":"Article Title"},{"value":"Journal of Orthopaedic Science","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.jos.2021.07.005","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2021 Published by Elsevier B.V. on behalf of The Japanese Orthopaedic Association.","name":"copyright","label":"Copyright"}]}}