{"id":"https://openalex.org/W1523004591","doi":"https://doi.org/10.7775/rac.v77i1.2104","title":"Carga vascular y valvular en la estenosis a\u00f3rtica grave con bajo flujo, bajo gradiente y fracci\u00f3n de eyecci\u00f3n normal","display_name":"Carga vascular y valvular en la estenosis a\u00f3rtica grave con bajo flujo, bajo gradiente y fracci\u00f3n de eyecci\u00f3n normal","publication_year":2025,"publication_date":"2025-11-03","ids":{"openalex":"https://openalex.org/W1523004591","doi":"https://doi.org/10.7775/rac.v77i1.2104","mag":"1523004591"},"language":"en","primary_location":{"id":"doi:10.7775/rac.v77i1.2104","doi":"https://doi.org/10.7775/rac.v77i1.2104","is_oa":true,"landing_page_url":"https://doi.org/10.7775/rac.v77i1.2104","pdf_url":"https://www.rac.sac.org.ar/index.php/rac/article/download/2104/4462","source":{"id":"https://openalex.org/S2738767305","display_name":"Revista Argentina de Cardiolog\u00eda","issn_l":"0034-7000","issn":["0034-7000","1850-3748","2314-2278","2314-2286"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":["nbra","poland-20","russia-white-list-4","scielo"],"host_organization":"https://openalex.org/P4310318121","host_organization_name":"Sociedad Argentina de Cardiolog\u00eda","host_organization_lineage":["https://openalex.org/P4310318121"],"host_organization_lineage_names":["Sociedad Argentina de Cardiolog\u00eda"],"type":"journal"},"license":"cc-by-nc-sa","license_id":"https://openalex.org/licenses/cc-by-nc-sa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Revista Argentina de Cardiolog\u00eda","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://www.rac.sac.org.ar/index.php/rac/article/download/2104/4462","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5056270864","display_name":"Ricardo A. Migliore","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Ricardo A. Migliore","raw_affiliation_strings":["Hospital Eva Per\u00f3n, San Mart\u00edn, Provincia de Buenos Aires","Hospital Eva Per\u00f3n, San Mart\u00edn"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Hospital Eva Per\u00f3n, San Mart\u00edn, Provincia de Buenos Aires","institution_ids":[]},{"raw_affiliation_string":"Hospital Eva Per\u00f3n, San Mart\u00edn","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111471809","display_name":"Mar\u00eda Elena Adaniya","orcid":"https://orcid.org/0000-0002-1794-6711","observed_orcids":["https://orcid.org/0000-0002-1794-6711"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Mar\u00eda E. Adaniya","raw_affiliation_strings":["Hospital Eva Per\u00f3n, San Mart\u00edn, Provincia de Buenos Aires","Hospital Eva Per\u00f3n, San Mart\u00edn"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Hospital Eva Per\u00f3n, San Mart\u00edn, Provincia de Buenos Aires","institution_ids":[]},{"raw_affiliation_string":"Hospital Eva Per\u00f3n, San Mart\u00edn","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5005556921","display_name":"Diego Mantilla","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Diego Mantilla","raw_affiliation_strings":["Hospital Eva Per\u00f3n, San Mart\u00edn, Provincia de Buenos Aires","Hospital Eva Per\u00f3n, San Mart\u00edn"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Hospital Eva Per\u00f3n, San Mart\u00edn, Provincia de Buenos Aires","institution_ids":[]},{"raw_affiliation_string":"Hospital Eva Per\u00f3n, San Mart\u00edn","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108449603","display_name":"Miguel Angel Molinero Barranco","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Miguel Barranco","raw_affiliation_strings":["Hospital Eva Per\u00f3n, San Mart\u00edn, Provincia de Buenos Aires","Hospital Eva Per\u00f3n, San Mart\u00edn"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Hospital Eva Per\u00f3n, San Mart\u00edn, Provincia de Buenos Aires","institution_ids":[]},{"raw_affiliation_string":"Hospital Eva Per\u00f3n, San Mart\u00edn","institution_ids":[]}]},{"author_position":"middle","author":{"id":null,"display_name":"Sergio Vergara","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Sergio Vergara","raw_affiliation_strings":["Hospital Eva Per\u00f3n, San Mart\u00edn, Provincia de Buenos Aires","Hospital Eva Per\u00f3n, San Mart\u00edn"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Hospital Eva Per\u00f3n, San Mart\u00edn, Provincia de Buenos Aires","institution_ids":[]},{"raw_affiliation_string":"Hospital Eva Per\u00f3n, San Mart\u00edn","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010011519","display_name":"Mart\u00edn Bruzzese","orcid":"https://orcid.org/0000-0002-3169-3386","observed_orcids":["https://orcid.org/0000-0002-3169-3386"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Mart\u00edn Bruzzese","raw_affiliation_strings":["Hospital Eva Per\u00f3n, San Mart\u00edn, Provincia de Buenos Aires","Hospital Eva Per\u00f3n, San Mart\u00edn"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Hospital Eva Per\u00f3n, San Mart\u00edn, Provincia de Buenos Aires","institution_ids":[]},{"raw_affiliation_string":"Hospital Eva Per\u00f3n, San Mart\u00edn","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042924648","display_name":"Guillermo Miramont","orcid":"https://orcid.org/0000-0001-6989-3706","observed_orcids":["https://orcid.org/0000-0001-6989-3706"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Guillermo Miramont","raw_affiliation_strings":["Hospital Eva Per\u00f3n, San Mart\u00edn, Provincia de Buenos Aires","Hospital Eva Per\u00f3n, San Mart\u00edn"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Hospital Eva Per\u00f3n, San Mart\u00edn, Provincia de Buenos Aires","institution_ids":[]},{"raw_affiliation_string":"Hospital Eva Per\u00f3n, San Mart\u00edn","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5080439300","display_name":"Horacio Tamagusuku","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Horacio Tamagusuku","raw_affiliation_strings":["Hospital Eva Per\u00f3n, San Mart\u00edn, Provincia de Buenos Aires","Hospital Eva Per\u00f3n, San Mart\u00edn"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Hospital Eva Per\u00f3n, San Mart\u00edn, Provincia de Buenos Aires","institution_ids":[]},{"raw_affiliation_string":"Hospital Eva Per\u00f3n, San Mart\u00edn","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":1,"citation_normalized_percentile":{"value":0.00021246,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":93},"biblio":{"volume":"78","issue":"1","first_page":"30","last_page":"38"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10172","display_name":"Cardiac Valve Diseases and Treatments","score":0.9984999895095825,"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/T10172","display_name":"Cardiac Valve Diseases and Treatments","score":0.9984999895095825,"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/T10618","display_name":"Aortic Disease and Treatment Approaches","score":0.000699999975040555,"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":0.00019999999494757503,"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/aortic-stenosis","display_name":"aortic stenosis","score":0.9309999942779541},{"id":"https://openalex.org/keywords/low-flow-low-gradient-aortic-stenosis","display_name":"low-flow low-gradient aortic stenosis","score":0.8939999938011169},{"id":"https://openalex.org/keywords/effective-arterial-elastance","display_name":"effective arterial elastance","score":0.828000009059906},{"id":"https://openalex.org/keywords/systemic-vascular-resistance","display_name":"systemic vascular resistance","score":0.9739999771118164},{"id":"https://openalex.org/keywords/valvulo-arterial-impedance","display_name":"valvulo-arterial impedance","score":0.9539999961853027},{"id":"https://openalex.org/keywords/aortic-valve-area","display_name":"aortic valve area","score":0.7850000262260437},{"id":"https://openalex.org/keywords/stroke-volume","display_name":"stroke volume","score":0.8550000190734863},{"id":"https://openalex.org/keywords/ejection-fraction","display_name":"ejection fraction","score":0.7689999938011169},{"id":"https://openalex.org/keywords/left-ventricular-afterload","display_name":"left ventricular afterload","score":0.8809999823570251},{"id":"https://openalex.org/keywords/end-systolic-pressure","display_name":"end-systolic pressure","score":0.6850000023841858},{"id":"https://openalex.org/keywords/tonometry","display_name":"tonometry","score":0.6079999804496765},{"id":"https://openalex.org/keywords/hemodynamics","display_name":"hemodynamics","score":0.3880000114440918},{"id":"https://openalex.org/keywords/aortic-valve-replacement","display_name":"aortic valve replacement","score":0.47999998927116394}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.4433370530605316}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.7775/rac.v77i1.2104","doi":"https://doi.org/10.7775/rac.v77i1.2104","is_oa":true,"landing_page_url":"https://doi.org/10.7775/rac.v77i1.2104","pdf_url":"https://www.rac.sac.org.ar/index.php/rac/article/download/2104/4462","source":{"id":"https://openalex.org/S2738767305","display_name":"Revista Argentina de Cardiolog\u00eda","issn_l":"0034-7000","issn":["0034-7000","1850-3748","2314-2278","2314-2286"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":["nbra","poland-20","russia-white-list-4","scielo"],"host_organization":"https://openalex.org/P4310318121","host_organization_name":"Sociedad Argentina de Cardiolog\u00eda","host_organization_lineage":["https://openalex.org/P4310318121"],"host_organization_lineage_names":["Sociedad Argentina de Cardiolog\u00eda"],"type":"journal"},"license":"cc-by-nc-sa","license_id":"https://openalex.org/licenses/cc-by-nc-sa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Revista Argentina de Cardiolog\u00eda","raw_type":"journal-article"},{"id":"pmh:oai:redalyc.org:305326908008","doi":null,"is_oa":false,"landing_page_url":"https://www.redalyc.org/articulo.oa?id=305326908008","pdf_url":null,"source":{"id":"https://openalex.org/S4377196100","display_name":"Redalyc (Universidad Aut\u00f3noma del Estado de M\u00e9xico)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I179647637","host_organization_name":"Universidad Aut\u00f3noma del Estado de M\u00e9xico","host_organization_lineage":["https://openalex.org/I179647637"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Revista Argentina de Cardiolog\u00eda (Argentina) Num.1 Vol.78","raw_type":"art\u00edculo cient\u00edfico"},{"id":"mag:1523004591","doi":null,"is_oa":true,"landing_page_url":"http://www.redalyc.org/pdf/3053/305326908008.pdf","pdf_url":null,"source":{"id":"https://openalex.org/S2738767305","display_name":"Revista Argentina de Cardiolog\u00eda","issn_l":"0034-7000","issn":["0034-7000","1850-3748","2314-2278","2314-2286"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":["nbra","poland-20","russia-white-list-4","scielo"],"host_organization":"https://openalex.org/P4310318121","host_organization_name":"Sociedad Argentina de Cardiolog\u00eda","host_organization_lineage":["https://openalex.org/P4310318121"],"host_organization_lineage_names":["Sociedad Argentina de Cardiolog\u00eda"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Revista Argentina de Cardiolog\u00eda","raw_type":null}],"best_oa_location":{"id":"doi:10.7775/rac.v77i1.2104","doi":"https://doi.org/10.7775/rac.v77i1.2104","is_oa":true,"landing_page_url":"https://doi.org/10.7775/rac.v77i1.2104","pdf_url":"https://www.rac.sac.org.ar/index.php/rac/article/download/2104/4462","source":{"id":"https://openalex.org/S2738767305","display_name":"Revista Argentina de Cardiolog\u00eda","issn_l":"0034-7000","issn":["0034-7000","1850-3748","2314-2278","2314-2286"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":["nbra","poland-20","russia-white-list-4","scielo"],"host_organization":"https://openalex.org/P4310318121","host_organization_name":"Sociedad Argentina de Cardiolog\u00eda","host_organization_lineage":["https://openalex.org/P4310318121"],"host_organization_lineage_names":["Sociedad Argentina de Cardiolog\u00eda"],"type":"journal"},"license":"cc-by-nc-sa","license_id":"https://openalex.org/licenses/cc-by-nc-sa","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Revista Argentina de Cardiolog\u00eda","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","score":0.9922999739646912,"display_name":"Good health and well-being"}],"study_designs":[{"id":"https://openalex.org/study-designs/observational-study","display_name":"Observational Study"}],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W1523004591.pdf","grobid_xml":"https://content.openalex.org/works/W1523004591.grobid-xml"},"referenced_works_count":13,"referenced_works":["https://openalex.org/W28378105","https://openalex.org/W67747596","https://openalex.org/W156226886","https://openalex.org/W2054436867","https://openalex.org/W2062802530","https://openalex.org/W2096073058","https://openalex.org/W2121513563","https://openalex.org/W2121862446","https://openalex.org/W2137038354","https://openalex.org/W2143327652","https://openalex.org/W2160337198","https://openalex.org/W2164360865","https://openalex.org/W2334499091"],"related_works":["https://openalex.org/W2119852625","https://openalex.org/W2020148370","https://openalex.org/W2099931517","https://openalex.org/W2128658120","https://openalex.org/W7099435985","https://openalex.org/W2137038354","https://openalex.org/W4210939438","https://openalex.org/W2414409306","https://openalex.org/W2010642121","https://openalex.org/W2803321944"],"abstract_inverted_index":{"Background":[0],"Some":[1],"patients":[2,66,190,221,293],"with":[3,69,178,226,265,294],"aortic":[4,26,53],"stenosis":[5,54],"(AS)":[6],"may":[7],"present":[8],"reduced":[9,286],"stroke":[10],"volume":[11],"(SV)":[12],"and":[13,30,47,55,60,75,87,105,133,208,248,274],"low":[14,174],"transvalvular":[15],"gradients":[16],"despite":[17],"normal":[18,56,162],"ejection":[19,57],"fraction":[20],"(EF).":[21],"The":[22],"reduction":[23],"in":[24,33,50,159,219,223,309],"the":[25,31,34,40,45,85,88,100,128,281,297,310],"valve":[27],"area":[28],"(AVA)":[29],"increase":[32,308],"vascular":[35,46,107,311],"load":[36,49,81,94,216],"contribute":[37],"to":[38,186,302,305],"decrease":[39],"SV.":[41,134],"Objective":[42],"To":[43],"analyze":[44],"valvular":[48],"low-flow/lowgradient":[51],"severe":[52,70,295],"fraction.":[58],"Material":[59],"Methods":[61],"A":[62],"total":[63],"of":[64,99,118,229,285,299],"53":[65],"(70\u00b112":[67],"years)":[68],"AS":[71],"(AVA":[72],"<1":[73],"cm2)":[74],"EF":[76],"\u226550%":[77],"were":[78,157],"studied.":[79],"Valvular":[80],"was":[82,95,113,125,137,142,217,280],"estimated":[83,126],"using":[84],"AVA":[86,193],"energy":[89],"loss":[90],"index":[91,170,181],"(ELI).":[92],"Vascular":[93,215],"evaluated":[96],"by":[97,139,252],"means":[98],"effective":[101],"arterial":[102,146],"elastance":[103],"(Ea)":[104],"systemic":[106],"resistance":[108],"(SVR).":[109],"Valvulo-arterial":[110],"impedance":[111],"(Zva)":[112],"calculated":[114,143],"as":[115,127,167],"an":[116],"estimation":[117],"global":[119,249],"left":[120],"ventricular":[121],"(LV)":[122],"afterload.":[123],"Ea":[124,230,266,279],"ratio":[129],"between":[130],"end-systolic":[131],"pressure":[132,136,147,151,200],"End-systolic":[135],"obtained":[138],"tonometry.":[140],"Zva":[141,253,275],"as:":[144],"(systolic":[145],"+":[148],"mean":[149,199],"net":[150],"gradient)":[152],"/":[153],"SV":[154,169,180,263,287],"index.":[155],"Patients":[156],"divided":[158],"two":[160],"groups:":[161],"flow":[163,175],"(NF)":[164],"(n=35),":[165],"defined":[166],"a":[168,179,306],">35":[171],"ml/m2,":[172],"or":[173],"(LF)":[176],"(n=18),":[177],"\u226435":[182],"ml/m2.":[183],"Results":[184],"Compared":[185],"NF":[187,224],"patients,":[188,225],"LF":[189,220,300],"had":[191],"lower":[192],"(0.59\u00b10.18":[194],"versus":[195,203,211,232,239,255],"0.76\u00b10.22":[196],"cm2;":[197],"p<0.01),":[198],"gradient":[201],"(28\u00b15":[202],"45\u00b14":[204],"mm":[205,234,243,257],"Hg;":[206],"p<0.01)":[207],"ELI":[209],"(0.35\u00b10.13":[210],"0.47\u00b10.16":[212],"cm2/m2;":[213],"p<0.01).":[214],"greater":[218],"than":[222],"higher":[227],"values":[228],"(1.91\u00b10.42":[231],"1.24\u00b10.33":[233],"Hg/ml;":[235],"p<0.00001),":[236],"SVR":[237,270],"(2.119\u00b1506":[238],"1.625":[240],"\u00b1":[241],"443":[242],"Hg":[244],"\u00b7":[245],"min/L;":[246],"p<0.001)":[247],"afterload":[250],"measured":[251],"(5.45\u00b11.39":[254],"3.95\u00b11.10":[256],"Hg/ml/m2;":[258],"p<0.001).":[259],"At":[260],"univariate":[261],"analysis,":[262],"correlated":[264],"(r=":[267,271,276],"\u20130.87,":[268],"p<0.0001),":[269],"\u20130.73,":[272],"p<0.0001)":[273],"\u20130.71,":[277],"p<0.0001).":[278],"only":[282],"independent":[283],"predictor":[284],"at":[288],"multivariate":[289],"analysis.":[290],"Conclusions":[291],"In":[292],"AS,":[296],"physiopathology":[298],"seems":[301],"be":[303],"related":[304],"significant":[307],"load.":[312]},"counts_by_year":[{"year":2016,"cited_by_count":1}],"updated_date":"2026-10-28T10:33:24.094632","created_date":"2016-06-24T00:00:00"}
