{"id":"https://openalex.org/W973593989","doi":"https://doi.org/10.1161/circ.118.suppl_18.s_980-a","title":"Abstract 5664: Left Atrial Strain In Patients With Atrial Fibrillation: Relationship To Fibrosis By Delayed Enhancement-MRI","display_name":"Abstract 5664: Left Atrial Strain In Patients With Atrial Fibrillation: Relationship To Fibrosis By Delayed Enhancement-MRI","publication_year":2008,"publication_date":"2008-10-28","ids":{"openalex":"https://openalex.org/W973593989","doi":"https://doi.org/10.1161/circ.118.suppl_18.s_980-a","mag":"973593989"},"language":"en","primary_location":{"id":"doi:10.1161/circ.118.suppl_18.s_980-a","doi":"https://doi.org/10.1161/circ.118.suppl_18.s_980-a","is_oa":false,"landing_page_url":"https://doi.org/10.1161/circ.118.suppl_18.s_980-a","pdf_url":null,"source":{"id":"https://openalex.org/S116251202","display_name":"Circulation","issn_l":"0009-7322","issn":["0009-7322","1524-4539"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","doyens","jufo-3","ki-jl-3","medline","norway-2","poland-200","russia-white-list-1","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":"Circulation","raw_type":"journal-article"},"volume":null,"type":"conference-abstract","indexed_in":["crossref"],"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/A5111605526","display_name":"Suman S. Kuppahally","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I223532165","display_name":"University of Utah","ror":"https://ror.org/03r0ha626","country_code":"US","type":"education","lineage":["https://openalex.org/I223532165"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Suman S Kuppahally","raw_affiliation_strings":["Univ of Utah, Salt Lake city, UT"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Univ of Utah, Salt Lake city, UT","institution_ids":["https://openalex.org/I223532165"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059217496","display_name":"Robert S. Oakes","orcid":"https://orcid.org/0000-0003-3783-6488","observed_orcids":["https://orcid.org/0000-0003-3783-6488"]},"institutions":[{"id":"https://openalex.org/I223532165","display_name":"University of Utah","ror":"https://ror.org/03r0ha626","country_code":"US","type":"education","lineage":["https://openalex.org/I223532165"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Robert S Oakes","raw_affiliation_strings":["Univ of Utah, Salt Lake city, UT"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Univ of Utah, Salt Lake city, UT","institution_ids":["https://openalex.org/I223532165"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5019602121","display_name":"Eric N. Fish","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I223532165","display_name":"University of Utah","ror":"https://ror.org/03r0ha626","country_code":"US","type":"education","lineage":["https://openalex.org/I223532165"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Eric N Fish","raw_affiliation_strings":["Univ of Utah, Salt Lake city, UT"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Univ of Utah, Salt Lake city, UT","institution_ids":["https://openalex.org/I223532165"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5057622454","display_name":"Eugene G. Kholmovski","orcid":"https://orcid.org/0000-0002-3271-7247","observed_orcids":["https://orcid.org/0000-0002-3271-7247"]},"institutions":[{"id":"https://openalex.org/I223532165","display_name":"University of Utah","ror":"https://ror.org/03r0ha626","country_code":"US","type":"education","lineage":["https://openalex.org/I223532165"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Eugene Kholmovski","raw_affiliation_strings":["Univ of Utah, Salt Lake city, UT"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Univ of Utah, Salt Lake city, UT","institution_ids":["https://openalex.org/I223532165"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103547279","display_name":"Sathya Vijayakumar","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I223532165","display_name":"University of Utah","ror":"https://ror.org/03r0ha626","country_code":"US","type":"education","lineage":["https://openalex.org/I223532165"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Sathya Vijayakumar","raw_affiliation_strings":["Univ of Utah, Salt Lake city, UT"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Univ of Utah, Salt Lake city, UT","institution_ids":["https://openalex.org/I223532165"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5053142734","display_name":"Edward DiBella","orcid":"https://orcid.org/0000-0001-9196-3731","observed_orcids":["https://orcid.org/0000-0001-9196-3731"]},"institutions":[{"id":"https://openalex.org/I223532165","display_name":"University of Utah","ror":"https://ror.org/03r0ha626","country_code":"US","type":"education","lineage":["https://openalex.org/I223532165"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Edward V DiBella","raw_affiliation_strings":["Univ of Utah, Salt Lake city, UT"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Univ of Utah, Salt Lake city, UT","institution_ids":["https://openalex.org/I223532165"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5023536951","display_name":"Rob MacLeod","orcid":"https://orcid.org/0000-0002-0000-0356","observed_orcids":["https://orcid.org/0000-0002-0000-0356"]},"institutions":[{"id":"https://openalex.org/I223532165","display_name":"University of Utah","ror":"https://ror.org/03r0ha626","country_code":"US","type":"education","lineage":["https://openalex.org/I223532165"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Rob S MacLeod","raw_affiliation_strings":["Univ of Utah, Salt Lake city, UT"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Univ of Utah, Salt Lake city, UT","institution_ids":["https://openalex.org/I223532165"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058639023","display_name":"Sheldon E. Litwin","orcid":"https://orcid.org/0000-0002-5887-8161","observed_orcids":["https://orcid.org/0000-0002-5887-8161"]},"institutions":[{"id":"https://openalex.org/I223532165","display_name":"University of Utah","ror":"https://ror.org/03r0ha626","country_code":"US","type":"education","lineage":["https://openalex.org/I223532165"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Sheldon E Litwin","raw_affiliation_strings":["Univ of Utah, Salt Lake city, UT"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Univ of Utah, Salt Lake city, UT","institution_ids":["https://openalex.org/I223532165"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5102799854","display_name":"NASSIR F. MARROUCHE","orcid":"https://orcid.org/0000-0003-0970-9182","observed_orcids":["https://orcid.org/0000-0003-0970-9182"]},"institutions":[{"id":"https://openalex.org/I223532165","display_name":"University of Utah","ror":"https://ror.org/03r0ha626","country_code":"US","type":"education","lineage":["https://openalex.org/I223532165"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Nassir F Marrouche","raw_affiliation_strings":["Univ of Utah, Salt Lake city, UT"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Univ of Utah, Salt Lake city, UT","institution_ids":["https://openalex.org/I223532165"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I223532165"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":"118","issue":"suppl_18","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10065","display_name":"Atrial Fibrillation Management and Outcomes","score":0.8955000042915344,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular Medicine"},"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/T10065","display_name":"Atrial Fibrillation Management and Outcomes","score":0.8955000042915344,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular Medicine"},"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/T10821","display_name":"Cardiovascular Function and Risk Factors","score":0.05889999866485596,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular Medicine"},"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/T11217","display_name":"Cardiac Arrhythmias and Treatments","score":0.00930000003427267,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular 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/left-atrial-strain","display_name":"left atrial strain","score":0.8740000128746033},{"id":"https://openalex.org/keywords/atrial-fibrillation","display_name":"atrial fibrillation","score":0.8529999852180481},{"id":"https://openalex.org/keywords/left-atrial-fibrosis","display_name":"left atrial fibrosis","score":0.906000018119812},{"id":"https://openalex.org/keywords/delayed-enhancement-mri","display_name":"delayed enhancement MRI","score":0.8410000205039978},{"id":"https://openalex.org/keywords/catheter-ablation","display_name":"catheter ablation","score":0.824999988079071},{"id":"https://openalex.org/keywords/atrial-mechanical-function","display_name":"atrial mechanical function","score":0.8539999723434448},{"id":"https://openalex.org/keywords/systolic-strain-rate","display_name":"systolic strain rate","score":0.7400000095367432},{"id":"https://openalex.org/keywords/left-atrial-volume","display_name":"left atrial volume","score":0.8569999933242798},{"id":"https://openalex.org/keywords/atrial-substrate","display_name":"atrial substrate","score":0.7910000085830688},{"id":"https://openalex.org/keywords/velocity-vector-imaging","display_name":"velocity vector imaging","score":0.6899999976158142}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.9134186506271362},{"id":"https://openalex.org/C2779161974","wikidata":"https://www.wikidata.org/wiki/Q815819","display_name":"Atrial fibrillation","level":2,"score":0.8097458481788635},{"id":"https://openalex.org/C2780559512","wikidata":"https://www.wikidata.org/wiki/Q605709","display_name":"Fibrosis","level":2,"score":0.7424530982971191},{"id":"https://openalex.org/C164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","level":1,"score":0.7117027640342712},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.6571453213691711},{"id":"https://openalex.org/C2776131983","wikidata":"https://www.wikidata.org/wiki/Q436572","display_name":"Catheter ablation","level":3,"score":0.588875949382782},{"id":"https://openalex.org/C2778022156","wikidata":"https://www.wikidata.org/wiki/Q576145","display_name":"Strain (injury)","level":2,"score":0.5252708196640015},{"id":"https://openalex.org/C2988738274","wikidata":"https://www.wikidata.org/wiki/Q11465","display_name":"Velocity vector","level":2,"score":0.4504314064979553},{"id":"https://openalex.org/C2778902805","wikidata":"https://www.wikidata.org/wiki/Q322177","display_name":"Ablation","level":2,"score":0.4142991304397583},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1161/circ.118.suppl_18.s_980-a","doi":"https://doi.org/10.1161/circ.118.suppl_18.s_980-a","is_oa":false,"landing_page_url":"https://doi.org/10.1161/circ.118.suppl_18.s_980-a","pdf_url":null,"source":{"id":"https://openalex.org/S116251202","display_name":"Circulation","issn_l":"0009-7322","issn":["0009-7322","1524-4539"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","doyens","jufo-3","ki-jl-3","medline","norway-2","poland-200","russia-white-list-1","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":"Circulation","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":0.98580002784729}],"sustainable_development_goals_aurora":[{"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being","score":0.5}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2104499450","https://openalex.org/W7099732109","https://openalex.org/W2644979017","https://openalex.org/W84184475","https://openalex.org/W4376140982","https://openalex.org/W7096735703","https://openalex.org/W3119557026","https://openalex.org/W7165937998","https://openalex.org/W2635215471","https://openalex.org/W1591909723"],"abstract_inverted_index":{"Introduction:":[0],"The":[1,173],"extent":[2],"of":[3,19,36,47,59,66,106,128,229,241],"left":[4],"atrial":[5,20,39,222,230],"(LA)":[6],"wall":[7,80,168,184],"fibrosis":[8,37,67,107,141,175],"detected":[9],"by":[10,96],"delayed":[11],"enhancement":[12],"(DE)-cardiac":[13],"MRI":[14],"prior":[15],"to":[16,24,44,220],"catheter":[17,45],"ablation":[18,46],"fibrillation":[21],"(AF)":[22],"appears":[23],"predict":[25],"procedural":[26],"success.":[27],"However,":[28],"it":[29],"is":[30,218],"currently":[31],"unknown":[32],"how":[33],"the":[34,64,92,191,239],"degree":[35,65],"affects":[38],"mechanical":[40],"function.":[41],"Methods:":[42],"Prior":[43],"AF,":[48],"31":[49],"patients":[50,255],"underwent":[51],"DE-CMRI":[52,129],"and":[53,63,77,83,117,130,142,190,204,224],"2-dimensional":[54],"transthoracic":[55],"echocardiography.":[56],"3D":[57],"segmentation":[58],"LA":[60,79,109,159,165,181,202,216,242],"was":[61,68,103],"performed":[62],"determined":[69],"using":[70,210],"a":[71],"semi-automated":[72],"quantification":[73],"algorithm.":[74],"Longitudinal":[75],"mid-septal":[76],"mid-lateral":[78,166,182],"velocity,":[81],"strain":[82,84,131,154,169,185,193,203,205,217],"rate":[85,194,206],"were":[86],"measured":[87],"during":[88],"ventricular":[89],"systole":[90],"from":[91],"apical":[93],"4-chamber":[94],"view":[95],"velocity":[97],"vector":[98],"imaging.":[99],"Results":[100],":":[101],"There":[102],"greater":[104],"percent":[105,174],"as":[108],"maximum":[110],"(R":[111,195],"=":[112,115,121,196,199],"0.4,":[113],"p":[114,120,187,198],"0.05)":[116],"minimum":[118],"(R=0.52,":[119],"0.008)":[122],"volumes":[123,160,223],"increased.":[124],"Figure":[125],"shows":[126,151],"examples":[127],"curves":[132],"(C)":[133],"for":[134],"two":[135],"patients:":[136],"Patient":[137,149],"1(A)":[138],"with":[139,146,163,179,256],"mild":[140],"patient":[143,156],"2":[144],"(B)":[145],"extensive":[147],"fibrosis.":[148],"1":[150],"much":[152],"larger":[153],"than":[155],"2.":[157],"Larger":[158],"correlated":[161,177],"inversely":[162,178],"maximal":[164,180],"systolic":[167,183,192],"(p":[170],"<":[171,188],"0.005).":[172],"also":[176],"(R=0.56,":[186],"0.005)":[189],"0.58,":[197],"0.002).":[200],"Conclusion:":[201],"can":[207],"be":[208,249],"assessed":[209],"standard":[211],"echocardiographic":[212],"gray":[213],"scale":[214],"images.":[215],"related":[219],"both":[221],"fibrosis,":[225],"which":[226],"are":[227],"markers":[228],"disease":[231],"progression.":[232],"This":[233],"relationship":[234],"may":[235,248],"represent":[236],"changes":[237],"in":[238,251,254],"properties":[240],"substrate.":[243],"These":[244],"novel":[245],"imaging":[246],"approaches":[247],"helpful":[250],"predicting":[252],"outcomes":[253],"AF.":[257]},"counts_by_year":[{"year":2015,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2026-09-22T06:50:58.402377","created_date":"2016-06-24T00:00:00"}
