{"id":"https://openalex.org/W3142263282","doi":"https://doi.org/10.1109/ultsym.2008.0284","title":"Quantification of valvular regurgitation area and geometry using HPRF 3D Doppler","display_name":"Quantification of valvular regurgitation area and geometry using HPRF 3D Doppler","publication_year":2008,"publication_date":"2008-11-01","ids":{"openalex":"https://openalex.org/W3142263282","doi":"https://doi.org/10.1109/ultsym.2008.0284","mag":"3142263282"},"language":"en","primary_location":{"id":"doi:10.1109/ultsym.2008.0284","doi":"https://doi.org/10.1109/ultsym.2008.0284","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ultsym.2008.0284","pdf_url":null,"source":{"id":"https://openalex.org/S4210177450","display_name":"Proceedings/Proceedings - IEEE Ultrasonics Symposium","issn_l":"1051-0117","issn":["1051-0117","1551-3025"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core"],"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 IEEE Ultrasonics Symposium","raw_type":"proceedings-article"},"volume":null,"type":"conference-paper","is_traditional":true,"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/A5111898050","display_name":"Torbjorn Hergum","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I204778367","display_name":"Norwegian University of Science and Technology","ror":"https://ror.org/05xg72x27","country_code":"NO","type":"education","lineage":["https://openalex.org/I204778367"]}],"countries":["NO"],"is_corresponding":false,"raw_author_name":"Torbjorn Hergum","raw_affiliation_strings":["Department of Circulation and Medical Imaging, Faculty of Medicine, Norwegian University of Science and Technology, Norway"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Circulation and Medical Imaging, Faculty of Medicine, Norwegian University of Science and Technology, Norway","institution_ids":["https://openalex.org/I204778367"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5088712537","display_name":"Thomas Renhult Skaug","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I204778367","display_name":"Norwegian University of Science and Technology","ror":"https://ror.org/05xg72x27","country_code":"NO","type":"education","lineage":["https://openalex.org/I204778367"]}],"countries":["NO"],"is_corresponding":false,"raw_author_name":"Thomas Renhult Skaug","raw_affiliation_strings":["Department of Circulation and Medical Imaging, Faculty of Medicine, Norwegian University of Science and Technology, Norway"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Circulation and Medical Imaging, Faculty of Medicine, Norwegian University of Science and Technology, Norway","institution_ids":["https://openalex.org/I204778367"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109103452","display_name":"Knut Matre","orcid":"https://orcid.org/0000-0002-2902-3404","observed_orcids":["https://orcid.org/0000-0002-2902-3404"]},"institutions":[{"id":"https://openalex.org/I4432739","display_name":"University of Bergen","ror":"https://ror.org/03zga2b32","country_code":"NO","type":"education","lineage":["https://openalex.org/I4432739"]}],"countries":["NO"],"is_corresponding":false,"raw_author_name":"Knut Matre","raw_affiliation_strings":["Institute of Medicine, University of Bergen, Bergen, Norway"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Medicine, University of Bergen, Bergen, Norway","institution_ids":["https://openalex.org/I4432739"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5063895341","display_name":"Hans Garmann Torp","orcid":"https://orcid.org/0000-0002-7325-7080","observed_orcids":["https://orcid.org/0000-0002-7325-7080"]},"institutions":[{"id":"https://openalex.org/I204778367","display_name":"Norwegian University of Science and Technology","ror":"https://ror.org/05xg72x27","country_code":"NO","type":"education","lineage":["https://openalex.org/I204778367"]}],"countries":["NO"],"is_corresponding":false,"raw_author_name":"Hans Torp","raw_affiliation_strings":["Department of Circulation and Medical Imaging, Faculty of Medicine, Norwegian University of Science and Technology, Norway"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Circulation and Medical Imaging, Faculty of Medicine, Norwegian University of Science and Technology, Norway","institution_ids":["https://openalex.org/I204778367"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1179","last_page":"1182"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10172","display_name":"Cardiac Valve Diseases and Treatments","score":0.9955999851226807,"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":0.9955999851226807,"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":0.0019000000320374966,"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/T10372","display_name":"Cardiac Imaging and Diagnostics","score":0.0010999999940395355,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"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/valvular-regurgitation","display_name":"valvular regurgitation","score":0.9909999966621399},{"id":"https://openalex.org/keywords/mitral-regurgitation","display_name":"mitral regurgitation","score":0.9490000009536743},{"id":"https://openalex.org/keywords/regurgitation-severity-assessment","display_name":"regurgitation severity assessment","score":0.7889999747276306},{"id":"https://openalex.org/keywords/three-dimensional-echocardiography","display_name":"three-dimensional echocardiography","score":0.7559999823570251}],"concepts":[{"id":"https://openalex.org/C2993279022","wikidata":"https://www.wikidata.org/wiki/Q1930043","display_name":"Valvular regurgitation","level":3,"score":0.8587626814842224},{"id":"https://openalex.org/C2780168065","wikidata":"https://www.wikidata.org/wiki/Q1930043","display_name":"Regurgitation (circulation)","level":2,"score":0.7722502946853638},{"id":"https://openalex.org/C2993373945","wikidata":"https://www.wikidata.org/wiki/Q268292","display_name":"Mitral regurgitation","level":2,"score":0.7529844641685486},{"id":"https://openalex.org/C164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","level":1,"score":0.5466504693031311},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.5138235688209534},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.4689585268497467},{"id":"https://openalex.org/C142757262","wikidata":"https://www.wikidata.org/wiki/Q76436","display_name":"Doppler effect","level":2,"score":0.4592589735984802},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.11131870746612549},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/ultsym.2008.0284","doi":"https://doi.org/10.1109/ultsym.2008.0284","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ultsym.2008.0284","pdf_url":null,"source":{"id":"https://openalex.org/S4210177450","display_name":"Proceedings/Proceedings - IEEE Ultrasonics Symposium","issn_l":"1051-0117","issn":["1051-0117","1551-3025"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core"],"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 IEEE Ultrasonics Symposium","raw_type":"proceedings-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":7,"referenced_works":["https://openalex.org/W186630050","https://openalex.org/W2021187853","https://openalex.org/W2025632224","https://openalex.org/W2104871110","https://openalex.org/W2118925233","https://openalex.org/W2142960358","https://openalex.org/W2159714259"],"related_works":["https://openalex.org/W4405518285","https://openalex.org/W2963562566","https://openalex.org/W1975589189","https://openalex.org/W2057324944","https://openalex.org/W4328008061","https://openalex.org/W2420783754","https://openalex.org/W4244360906","https://openalex.org/W7171415964","https://openalex.org/W2000633278","https://openalex.org/W2999561720"],"abstract_inverted_index":{"It":[0],"is":[1,13,26],"important":[2],"to":[3],"accurately":[4],"determine":[5],"the":[6,29],"severity":[7],"of":[8],"valvular":[9],"regurgitation":[10,25],"as":[11],"surgery":[12],"indicated":[14],"only":[15],"in":[16],"severe":[17],"regurgitations.":[18],"The":[19],"evaluation":[20],"of,":[21],"for":[22],"example,":[23],"mitral":[24],"complex":[27],"and":[28],"current":[30],"methods":[31],"have":[32],"limitations.":[33]},"counts_by_year":[],"updated_date":"2026-10-07T09:51:55.459714","created_date":"2021-04-13T00:00:00"}