{"id":"https://openalex.org/W2012596733","doi":"https://doi.org/10.1097/00004728-199603000-00030","title":"Knee Extension and Flexion: MR Delineation of Normal and Torn Anterior Cruciate Ligaments","display_name":"Knee Extension and Flexion: MR Delineation of Normal and Torn Anterior Cruciate Ligaments","publication_year":1996,"publication_date":"1996-03-01","ids":{"openalex":"https://openalex.org/W2012596733","doi":"https://doi.org/10.1097/00004728-199603000-00030","mag":"2012596733","pmid":"https://pubmed.ncbi.nlm.nih.gov/8606247"},"language":"en","primary_location":{"id":"doi:10.1097/00004728-199603000-00030","doi":"https://doi.org/10.1097/00004728-199603000-00030","is_oa":false,"landing_page_url":"https://doi.org/10.1097/00004728-199603000-00030","pdf_url":null,"source":{"id":"https://openalex.org/S114479970","display_name":"Journal of Computer Assisted Tomography","issn_l":"0363-8715","issn":["0363-8715","1532-3145"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","doyens","jufo-1","ki-jl-1","medline","norway-1","poland-40","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310315671","host_organization_name":"Lippincott Williams & Wilkins","host_organization_lineage":["https://openalex.org/P4310315671","https://openalex.org/P4310318547"],"host_organization_lineage_names":["Lippincott Williams & Wilkins","Wolters Kluwer"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Computer Assisted Tomography","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","pubmed"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5113820085","display_name":"Mamoru Niitsu","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I146399215","display_name":"University of Tsukuba","ror":"https://ror.org/02956yf07","country_code":"JP","type":"education","lineage":["https://openalex.org/I146399215"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Mamoru Niitsu","raw_affiliation_strings":["Department of Radiology, Institute of Clinical Medicine, University of Tsukuba, Japan","reprint requests to Dr. M. Niitsu","the Departments of Radiology (M. Niitsu, I. Anno and Y. Itai) and Orthopedic Surgery (K. Ikeda and T. Fukubayashi) Institute of Clinical Medicine, University of Tsukuba, Tsukuba, Ibaraki 305, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Radiology, Institute of Clinical Medicine, University of Tsukuba, Japan","institution_ids":["https://openalex.org/I146399215"]},{"raw_affiliation_string":"reprint requests to Dr. M. Niitsu","institution_ids":[]},{"raw_affiliation_string":"the Departments of Radiology (M. Niitsu, I. Anno and Y. Itai) and Orthopedic Surgery (K. Ikeda and T. Fukubayashi) Institute of Clinical Medicine, University of Tsukuba, Tsukuba, Ibaraki 305, Japan","institution_ids":["https://openalex.org/I146399215"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103438980","display_name":"Kotaroh Ikeda","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I146399215","display_name":"University of Tsukuba","ror":"https://ror.org/02956yf07","country_code":"JP","type":"education","lineage":["https://openalex.org/I146399215"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kotaroh Ikeda","raw_affiliation_strings":["and reprint requests to Dr. M. Niitsu","the Departments of Radiology (M. Niitsu, I. Anno and Y. Itai) and Orthopedic Surgery (K. Ikeda and T. Fukubayashi) Institute of Clinical Medicine, University of Tsukuba, Tsukuba, Ibaraki 305, Japan","reprint requests to Dr. M. Niitsu"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"and reprint requests to Dr. M. Niitsu","institution_ids":[]},{"raw_affiliation_string":"the Departments of Radiology (M. Niitsu, I. Anno and Y. Itai) and Orthopedic Surgery (K. Ikeda and T. Fukubayashi) Institute of Clinical Medicine, University of Tsukuba, Tsukuba, Ibaraki 305, Japan","institution_ids":["https://openalex.org/I146399215"]},{"raw_affiliation_string":"reprint requests to Dr. M. Niitsu","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5077464877","display_name":"T Fukubayashi","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I146399215","display_name":"University of Tsukuba","ror":"https://ror.org/02956yf07","country_code":"JP","type":"education","lineage":["https://openalex.org/I146399215"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tohru Fukubayashi","raw_affiliation_strings":["and reprint requests to Dr. M. Niitsu","the Departments of Radiology (M. Niitsu, I. Anno and Y. Itai) and Orthopedic Surgery (K. Ikeda and T. Fukubayashi) Institute of Clinical Medicine, University of Tsukuba, Tsukuba, Ibaraki 305, Japan","reprint requests to Dr. M. Niitsu"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"and reprint requests to Dr. M. Niitsu","institution_ids":[]},{"raw_affiliation_string":"the Departments of Radiology (M. Niitsu, I. Anno and Y. Itai) and Orthopedic Surgery (K. Ikeda and T. Fukubayashi) Institute of Clinical Medicine, University of Tsukuba, Tsukuba, Ibaraki 305, Japan","institution_ids":["https://openalex.org/I146399215"]},{"raw_affiliation_string":"reprint requests to Dr. M. Niitsu","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5009530604","display_name":"Izumi Anno","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I146399215","display_name":"University of Tsukuba","ror":"https://ror.org/02956yf07","country_code":"JP","type":"education","lineage":["https://openalex.org/I146399215"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Izumi Anno","raw_affiliation_strings":["and reprint requests to Dr. M. Niitsu","the Departments of Radiology (M. Niitsu, I. Anno and Y. Itai) and Orthopedic Surgery (K. Ikeda and T. Fukubayashi) Institute of Clinical Medicine, University of Tsukuba, Tsukuba, Ibaraki 305, Japan","reprint requests to Dr. M. Niitsu"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"and reprint requests to Dr. M. Niitsu","institution_ids":[]},{"raw_affiliation_string":"the Departments of Radiology (M. Niitsu, I. Anno and Y. Itai) and Orthopedic Surgery (K. Ikeda and T. Fukubayashi) Institute of Clinical Medicine, University of Tsukuba, Tsukuba, Ibaraki 305, Japan","institution_ids":["https://openalex.org/I146399215"]},{"raw_affiliation_string":"reprint requests to Dr. M. Niitsu","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5034884854","display_name":"Yuji Itai","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I146399215","display_name":"University of Tsukuba","ror":"https://ror.org/02956yf07","country_code":"JP","type":"education","lineage":["https://openalex.org/I146399215"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yuji Itai","raw_affiliation_strings":["and reprint requests to Dr. M. Niitsu","the Departments of Radiology (M. Niitsu, I. Anno and Y. Itai) and Orthopedic Surgery (K. Ikeda and T. Fukubayashi) Institute of Clinical Medicine, University of Tsukuba, Tsukuba, Ibaraki 305, Japan","reprint requests to Dr. M. Niitsu"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"and reprint requests to Dr. M. Niitsu","institution_ids":[]},{"raw_affiliation_string":"the Departments of Radiology (M. Niitsu, I. Anno and Y. Itai) and Orthopedic Surgery (K. Ikeda and T. Fukubayashi) Institute of Clinical Medicine, University of Tsukuba, Tsukuba, Ibaraki 305, Japan","institution_ids":["https://openalex.org/I146399215"]},{"raw_affiliation_string":"reprint requests to Dr. M. Niitsu","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5113820085"],"corresponding_institution_ids":["https://openalex.org/I146399215"],"apc_list":null,"apc_paid":null,"fwci":1.0151,"has_fulltext":false,"cited_by_count":34,"citation_normalized_percentile":{"value":0.75822474,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":87,"max":97},"biblio":{"volume":"20","issue":"2","first_page":"322","last_page":"327"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10442","display_name":"Knee injuries and reconstruction techniques","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T10442","display_name":"Knee injuries and reconstruction techniques","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T12249","display_name":"Veterinary Orthopedics and Neurology","score":0.0,"subfield":{"id":"https://openalex.org/subfields/3404","display_name":"Small Animals"},"field":{"id":"https://openalex.org/fields/34","display_name":"Veterinary"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11068","display_name":"Tendon Structure and Treatment","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2732","display_name":"Orthopedics and Sports Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/anterior-cruciate-ligament","display_name":"anterior cruciate ligament","score":0.9990000128746033},{"id":"https://openalex.org/keywords/knee-flexion","display_name":"knee flexion","score":0.7559999823570251},{"id":"https://openalex.org/keywords/knee-extension","display_name":"knee extension","score":0.9929999709129333},{"id":"https://openalex.org/keywords/ligament-visualization","display_name":"ligament visualization","score":0.5640000104904175},{"id":"https://openalex.org/keywords/femoral-attachment","display_name":"femoral attachment","score":0.6539999842643738},{"id":"https://openalex.org/keywords/anterior-cruciate-ligament-tear","display_name":"anterior cruciate ligament rupture","score":0.5419999957084656}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.9767459630966187},{"id":"https://openalex.org/C105702510","wikidata":"https://www.wikidata.org/wiki/Q514","display_name":"Anatomy","level":1,"score":0.638150691986084},{"id":"https://openalex.org/C2778434673","wikidata":"https://www.wikidata.org/wiki/Q611127","display_name":"Anterior cruciate ligament","level":2,"score":0.568488597869873},{"id":"https://openalex.org/C2778029271","wikidata":"https://www.wikidata.org/wiki/Q5421931","display_name":"Extension (predicate logic)","level":2,"score":0.5269157290458679},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D000070598","descriptor_name":"Anterior Cruciate Ligament Injuries","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D000293","descriptor_name":"Adolescent","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D007719","descriptor_name":"Knee Joint","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":true},{"descriptor_ui":"D008279","descriptor_name":"Magnetic Resonance Imaging","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008875","descriptor_name":"Middle Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012421","descriptor_name":"Rupture","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.1097/00004728-199603000-00030","doi":"https://doi.org/10.1097/00004728-199603000-00030","is_oa":false,"landing_page_url":"https://doi.org/10.1097/00004728-199603000-00030","pdf_url":null,"source":{"id":"https://openalex.org/S114479970","display_name":"Journal of Computer Assisted Tomography","issn_l":"0363-8715","issn":["0363-8715","1532-3145"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","doyens","jufo-1","ki-jl-1","medline","norway-1","poland-40","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310315671","host_organization_name":"Lippincott Williams & Wilkins","host_organization_lineage":["https://openalex.org/P4310315671","https://openalex.org/P4310318547"],"host_organization_lineage_names":["Lippincott Williams & Wilkins","Wolters Kluwer"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Computer Assisted Tomography","raw_type":"journal-article"},{"id":"pmid:8606247","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/8606247","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of computer assisted tomography","raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being","score":0.8048999905586243}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W1976391855","https://openalex.org/W1995445209","https://openalex.org/W2039929938","https://openalex.org/W2053428273","https://openalex.org/W2091469496","https://openalex.org/W2114536759","https://openalex.org/W2114748732","https://openalex.org/W2114952792","https://openalex.org/W2131916396","https://openalex.org/W2140400068","https://openalex.org/W2148368271","https://openalex.org/W2394783633"],"related_works":["https://openalex.org/W2061646404","https://openalex.org/W2060460408","https://openalex.org/W4233373321","https://openalex.org/W1980979102","https://openalex.org/W2109598403","https://openalex.org/W2142644929","https://openalex.org/W2064422581","https://openalex.org/W2476784690","https://openalex.org/W2508186115","https://openalex.org/W3204414862"],"abstract_inverted_index":{"OBJECTIVE:":[0],"Our":[1],"goal":[2],"was":[3,39,114],"to":[4,45],"assess":[5],"the":[6,20,36,55,140,159,188,213,217,223],"effect":[7],"of":[8,11,19,52,59,94,127,134,139,143,148,150,152,170,172,177,180,200,206,216,234],"joint":[9,38],"position":[10,48],"semiflexed":[12,47],"and":[13,31,69,78,97,100,146,175,191,226,236],"extended":[14,42,68,96,135],"knees":[15,74,80,129,136,201,207],"in":[16,111,137,168,187,193,202,208],"MR":[17,62,92,112,125,160,198,204],"delineation":[18],"anterior":[21],"cruciate":[22],"ligament":[23,218],"(ACL).":[24],"METHODS:":[25],"With":[26],"a":[27,32,46,104,117],"mobile":[28],"knee":[29,37,71,119,157,163,189],"brace":[30],"flexible":[33],"surface":[34],"coil,":[35],"either":[40],"fully":[41],"or":[43],"bent":[44],"(average":[49],"45":[50],"degrees":[51],"flexion)":[53],"within":[54],"magnet":[56],"bore.":[57],"Sets":[58],"oblique":[60],"sagittal":[61],"images":[63,93,113,126,161,199,205],"were":[64,86,130],"obtained":[65,115],"for":[66,162],"both":[67,95],"flexed":[70,98,128],"positions.":[72],"Thirty-two":[73],"with":[75,81,120,156,197,219,227],"intact":[76],"ACLs":[77],"43":[79],"arthroscopically":[82],"proven":[83],"ACL":[84,184],"tears":[85],"evaluated.":[87],"Two":[88],"observers":[89],"compared":[90],"paired":[91],"positions":[99],"rated":[101],"them":[102],"by":[103,116],"relative":[105],"three":[106],"point":[107],"scale.":[108],"Anatomic":[109],"correlation":[110],"cadaveric":[118],"incremental":[121],"flexion.":[122],"RESULTS:":[123],"The":[124],"more":[131,210],"useful":[132],"than":[133],"53%":[138],"case":[141],"reviews":[142,149,171],"femoral":[144,214],"attachments":[145],"36%":[147],"midportions":[151],"normal":[153,235],"ACLs.":[154,182,238],"Compared":[155,196],"extensions,":[158],"flexion":[164,209],"provided":[165],"better":[166],"clarity":[167],"48%":[169],"disrupted":[173],"sites":[174],"52%":[176],"residual":[178],"bundles":[179],"torn":[181,237],"Normal":[183],"appeared":[185],"taut":[186],"extension":[190],"lax":[192],"semiflexion.":[194],"CONCLUSION:":[195],"extension,":[203],"clearly":[211],"delineate":[212],"side":[215],"wider":[220],"space":[221],"under":[222],"intercondylar":[224],"roof":[225],"decreased":[228],"volume-averaging":[229],"artifacts,":[230],"providing":[231],"superior":[232],"visualization":[233]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":2},{"year":2012,"cited_by_count":1}],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2016-06-24T00:00:00"}
