{"id":"https://openalex.org/W3094465348","doi":"https://doi.org/10.17179/excli2020-2694","title":"Undifferentiated pleomorphic sarcoma in the anterior mediastinum with a rapidly progressive course: A case report","display_name":"Undifferentiated pleomorphic sarcoma in the anterior mediastinum with a rapidly progressive course: A case report","publication_year":2020,"publication_date":"2020-08-17","ids":{"openalex":"https://openalex.org/W3094465348","doi":"https://doi.org/10.17179/excli2020-2694","mag":"3094465348","pmid":"https://pubmed.ncbi.nlm.nih.gov/33088254","pmcid":"https://www.ncbi.nlm.nih.gov/pmc/articles/7573191"},"language":"en","primary_location":{"id":"doi:10.17179/excli2020-2694","doi":"https://doi.org/10.17179/excli2020-2694","is_oa":true,"landing_page_url":"https://doi.org/10.17179/excli2020-2694","pdf_url":null,"source":{"id":"https://openalex.org/S39273986","display_name":"EXCLI journal","issn_l":"1611-2156","issn":["1611-2156"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","ddh","doaj","dongbi-c","jufo-1","ki-jl-1","norway-1","oarl","poland-100","russia-white-list-1"],"host_organization":"https://openalex.org/P4310313779","host_organization_name":"IfADo - Leibniz Research Centre for Working Environment and Human Factors, Dortmund","host_organization_lineage":["https://openalex.org/P4310313779"],"host_organization_lineage_names":["IfADo - Leibniz Research Centre for Working Environment and Human Factors, Dortmund"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"EXCLI Journal","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","datacite","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://doi.org/10.17179/excli2020-2694","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5015235487","display_name":"Masamichi Sato","orcid":"https://orcid.org/0000-0002-8375-4996","observed_orcids":["https://orcid.org/0000-0002-8375-4996"]},"institutions":[{"id":"https://openalex.org/I112524849","display_name":"Yamagata University","ror":"https://ror.org/00xy44n04","country_code":"JP","type":"education","lineage":["https://openalex.org/I112524849"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Masamichi Sato","raw_affiliation_strings":["Department of Cardiology, Pulmonology, and Nephrology, Yamagata University, Faculty of Medicine, Yamagata, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Cardiology, Pulmonology, and Nephrology, Yamagata University, Faculty of Medicine, Yamagata, Japan","institution_ids":["https://openalex.org/I112524849"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5078476949","display_name":"Sumito Inoue","orcid":"https://orcid.org/0000-0002-1817-9761","observed_orcids":["https://orcid.org/0000-0002-1817-9761"]},"institutions":[{"id":"https://openalex.org/I112524849","display_name":"Yamagata University","ror":"https://ror.org/00xy44n04","country_code":"JP","type":"education","lineage":["https://openalex.org/I112524849"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Sumito Inoue","raw_affiliation_strings":["Department of Cardiology, Pulmonology, and Nephrology, Yamagata University, Faculty of Medicine, Yamagata, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Cardiology, Pulmonology, and Nephrology, Yamagata University, Faculty of Medicine, Yamagata, Japan","institution_ids":["https://openalex.org/I112524849"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5062940898","display_name":"Tsuyoshi Arao","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4405256021","display_name":"Shiseido General Hospital","ror":"https://ror.org/03p1rmr05","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4405256021"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tsuyoshi Arao","raw_affiliation_strings":["Internal Medicine, Shiseido General Hospital, Yamagata, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Internal Medicine, Shiseido General Hospital, Yamagata, Japan","institution_ids":["https://openalex.org/I4405256021"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5045984998","display_name":"Akira Igarashi","orcid":"https://orcid.org/0000-0001-8892-7772","observed_orcids":["https://orcid.org/0000-0001-8892-7772"]},"institutions":[{"id":"https://openalex.org/I112524849","display_name":"Yamagata University","ror":"https://ror.org/00xy44n04","country_code":"JP","type":"education","lineage":["https://openalex.org/I112524849"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Akira Igarashi","raw_affiliation_strings":["Department of Cardiology, Pulmonology, and Nephrology, Yamagata University, Faculty of Medicine, Yamagata, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Cardiology, Pulmonology, and Nephrology, Yamagata University, Faculty of Medicine, Yamagata, Japan","institution_ids":["https://openalex.org/I112524849"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5051237418","display_name":"Keiko Yamauchi","orcid":"https://orcid.org/0000-0003-0909-5280","observed_orcids":["https://orcid.org/0000-0003-0909-5280"]},"institutions":[{"id":"https://openalex.org/I112524849","display_name":"Yamagata University","ror":"https://ror.org/00xy44n04","country_code":"JP","type":"education","lineage":["https://openalex.org/I112524849"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Keiko Yamauchi","raw_affiliation_strings":["Department of Cardiology, Pulmonology, and Nephrology, Yamagata University, Faculty of Medicine, Yamagata, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Cardiology, Pulmonology, and Nephrology, Yamagata University, Faculty of Medicine, Yamagata, Japan","institution_ids":["https://openalex.org/I112524849"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5025610878","display_name":"Kento Sato","orcid":"https://orcid.org/0000-0001-7850-2121","observed_orcids":["https://orcid.org/0000-0001-7850-2121"]},"institutions":[{"id":"https://openalex.org/I112524849","display_name":"Yamagata University","ror":"https://ror.org/00xy44n04","country_code":"JP","type":"education","lineage":["https://openalex.org/I112524849"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kento Sato","raw_affiliation_strings":["Department of Cardiology, Pulmonology, and Nephrology, Yamagata University, Faculty of Medicine, Yamagata, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Cardiology, Pulmonology, and Nephrology, Yamagata University, Faculty of Medicine, Yamagata, Japan","institution_ids":["https://openalex.org/I112524849"]}]},{"author_position":"middle","author":{"id":null,"display_name":"Hiroshi Nakano","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I112524849","display_name":"Yamagata University","ror":"https://ror.org/00xy44n04","country_code":"JP","type":"education","lineage":["https://openalex.org/I112524849"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hiroshi Nakano","raw_affiliation_strings":["Department of Cardiology, Pulmonology, and Nephrology, Yamagata University, Faculty of Medicine, Yamagata, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Cardiology, Pulmonology, and Nephrology, Yamagata University, Faculty of Medicine, Yamagata, Japan","institution_ids":["https://openalex.org/I112524849"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5103031504","display_name":"Masafumi Watanabe","orcid":"https://orcid.org/0000-0002-8672-7483","observed_orcids":["https://orcid.org/0000-0002-8672-7483"]},"institutions":[{"id":"https://openalex.org/I112524849","display_name":"Yamagata University","ror":"https://ror.org/00xy44n04","country_code":"JP","type":"education","lineage":["https://openalex.org/I112524849"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Masafumi Watanabe","raw_affiliation_strings":["Department of Cardiology, Pulmonology, and Nephrology, Yamagata University, Faculty of Medicine, Yamagata, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Cardiology, Pulmonology, and Nephrology, Yamagata University, Faculty of Medicine, Yamagata, Japan","institution_ids":["https://openalex.org/I112524849"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5078476949"],"corresponding_institution_ids":["https://openalex.org/I112524849"],"apc_list":null,"apc_paid":null,"fwci":0.3954,"has_fulltext":true,"cited_by_count":6,"citation_normalized_percentile":{"value":0.5767706,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":93,"max":95},"biblio":{"volume":"19","issue":null,"first_page":"1161","last_page":"1165"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10253","display_name":"Sarcoma Diagnosis and Treatment","score":0.9365000128746033,"subfield":{"id":"https://openalex.org/subfields/2730","display_name":"Oncology"},"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/T10253","display_name":"Sarcoma Diagnosis and Treatment","score":0.9365000128746033,"subfield":{"id":"https://openalex.org/subfields/2730","display_name":"Oncology"},"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/T11638","display_name":"Cardiac tumors and thrombi","score":0.05860000103712082,"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/T12278","display_name":"Vascular Tumors and Angiosarcomas","score":0.000699999975040555,"subfield":{"id":"https://openalex.org/subfields/2730","display_name":"Oncology"},"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/malignant-fibrous-histiocytoma","display_name":"malignant fibrous histiocytoma","score":1.0},{"id":"https://openalex.org/keywords/anterior-mediastinal-tumor","display_name":"anterior mediastinal tumor","score":0.8889999985694885},{"id":"https://openalex.org/keywords/vascular-invasion","display_name":"vascular invasion","score":0.5450000166893005},{"id":"https://openalex.org/keywords/heart-failure","display_name":"heart failure","score":0.7739999890327454},{"id":"https://openalex.org/keywords/ct-guided-biopsy","display_name":"CT-guided biopsy","score":0.7739999890327454},{"id":"https://openalex.org/keywords/postmortem-diagnosis","display_name":"postmortem diagnosis","score":0.6079999804496765}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.8085252046585083},{"id":"https://openalex.org/C2779504383","wikidata":"https://www.wikidata.org/wiki/Q41482","display_name":"Autopsy","level":2,"score":0.7344939112663269},{"id":"https://openalex.org/C2779126056","wikidata":"https://www.wikidata.org/wiki/Q337247","display_name":"Mediastinum","level":2,"score":0.7067577838897705},{"id":"https://openalex.org/C3019324617","wikidata":"https://www.wikidata.org/wiki/Q337247","display_name":"Anterior mediastinum","level":3,"score":0.5903956890106201},{"id":"https://openalex.org/C509974204","wikidata":"https://www.wikidata.org/wiki/Q180507","display_name":"Radiation therapy","level":2,"score":0.5901680588722229},{"id":"https://openalex.org/C126838900","wikidata":"https://www.wikidata.org/wiki/Q77604","display_name":"Radiology","level":1,"score":0.5597888231277466},{"id":"https://openalex.org/C2778256501","wikidata":"https://www.wikidata.org/wiki/Q223911","display_name":"Sarcoma","level":2,"score":0.5300694704055786},{"id":"https://openalex.org/C2777609668","wikidata":"https://www.wikidata.org/wiki/Q4271422","display_name":"Mediastinal tumor","level":3,"score":0.5109869241714478},{"id":"https://openalex.org/C2776694085","wikidata":"https://www.wikidata.org/wiki/Q974135","display_name":"Chemotherapy","level":2,"score":0.5053167939186096},{"id":"https://openalex.org/C2910096961","wikidata":"https://www.wikidata.org/wiki/Q1887348","display_name":"Undifferentiated Pleomorphic Sarcoma","level":4,"score":0.502739429473877},{"id":"https://openalex.org/C2775934546","wikidata":"https://www.wikidata.org/wiki/Q179991","display_name":"Biopsy","level":2,"score":0.4879602789878845},{"id":"https://openalex.org/C3020547009","wikidata":"https://www.wikidata.org/wiki/Q1070952","display_name":"Histopathological examination","level":2,"score":0.4336586892604828},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.3886486291885376},{"id":"https://openalex.org/C141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","level":1,"score":0.2685930132865906},{"id":"https://openalex.org/C2778629024","wikidata":"https://www.wikidata.org/wiki/Q720020","display_name":"Soft tissue sarcoma","level":3,"score":0.2336377203464508}],"mesh":[],"locations_count":7,"locations":[{"id":"doi:10.17179/excli2020-2694","doi":"https://doi.org/10.17179/excli2020-2694","is_oa":true,"landing_page_url":"https://doi.org/10.17179/excli2020-2694","pdf_url":null,"source":{"id":"https://openalex.org/S39273986","display_name":"EXCLI journal","issn_l":"1611-2156","issn":["1611-2156"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","ddh","doaj","dongbi-c","jufo-1","ki-jl-1","norway-1","oarl","poland-100","russia-white-list-1"],"host_organization":"https://openalex.org/P4310313779","host_organization_name":"IfADo - Leibniz Research Centre for Working Environment and Human Factors, Dortmund","host_organization_lineage":["https://openalex.org/P4310313779"],"host_organization_lineage_names":["IfADo - Leibniz Research Centre for Working Environment and Human Factors, Dortmund"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"EXCLI Journal","raw_type":"journal-article"},{"id":"pmh:oai:www.excli.de:article/2694","doi":null,"is_oa":true,"landing_page_url":"https://www.excli.de/excli/article/view/2694","pdf_url":"https://www.excli.de/excli/article/view/2694/3269","source":{"id":"https://openalex.org/S39273986","display_name":"EXCLI journal","issn_l":"1611-2156","issn":["1611-2156"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","ddh","doaj","dongbi-c","jufo-1","ki-jl-1","norway-1","oarl","poland-100","russia-white-list-1"],"host_organization":"https://openalex.org/P4310313779","host_organization_name":"IfADo - Leibniz Research Centre for Working Environment and Human Factors, Dortmund","host_organization_lineage":["https://openalex.org/P4310313779"],"host_organization_lineage_names":["IfADo - Leibniz Research Centre for Working Environment and Human Factors, Dortmund"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"1611-2156","raw_type":"info:eu-repo/semantics/article"},{"id":"pmid:33088254","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/33088254","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":"EXCLI journal","raw_type":"Case Reports"},{"id":"pmh:oai:pubmedcentral.nih.gov:7573191","doi":null,"is_oa":true,"landing_page_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC7573191/","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"EXCLI J","raw_type":"Text"},{"id":"pmh:oai:eldorado.tu-dortmund.de:2003/39930","doi":null,"is_oa":true,"landing_page_url":"http://hdl.handle.net/2003/39930","pdf_url":"http://eldorado.tu-dortmund.de/bitstreams/1e09ea1c-9301-4007-80ac-1b6c25c4e5ac/download","source":{"id":"https://openalex.org/S4306400811","display_name":"Technische Universit\u00e4t Dortmund Eldorado (Technische Universit\u00e4t Dortmund)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I4210148506","host_organization_name":"Erich-Brost-Institut","host_organization_lineage":["https://openalex.org/I4210148506"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Text"},{"id":"doi:10.17179/excli2020-2694","doi":"https://doi.org/10.17179/excli2020-2694","is_oa":true,"landing_page_url":"https://doi.org/10.17179/excli2020-2694","pdf_url":null,"source":{"id":"https://openalex.org/S7407053513","display_name":"Leibniz-Institut f\u00fcr Arbeitsforschung an der TU Dortmund (IfADo)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"article-journal"},{"id":"mag:3094465348","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/33088254","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":null,"is_accepted":false,"is_published":false,"raw_source_name":"PubMed","raw_type":null}],"best_oa_location":{"id":"doi:10.17179/excli2020-2694","doi":"https://doi.org/10.17179/excli2020-2694","is_oa":true,"landing_page_url":"https://doi.org/10.17179/excli2020-2694","pdf_url":null,"source":{"id":"https://openalex.org/S39273986","display_name":"EXCLI journal","issn_l":"1611-2156","issn":["1611-2156"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["cwts-core","ddh","doaj","dongbi-c","jufo-1","ki-jl-1","norway-1","oarl","poland-100","russia-white-list-1"],"host_organization":"https://openalex.org/P4310313779","host_organization_name":"IfADo - Leibniz Research Centre for Working Environment and Human Factors, Dortmund","host_organization_lineage":["https://openalex.org/P4310313779"],"host_organization_lineage_names":["IfADo - Leibniz Research Centre for Working Environment and Human Factors, Dortmund"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"EXCLI Journal","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being","score":0.98580002784729}],"study_designs":[{"id":"https://openalex.org/study-designs/case-report","display_name":"Case Report"}],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3094465348.pdf","grobid_xml":"https://content.openalex.org/works/W3094465348.grobid-xml"},"referenced_works_count":7,"referenced_works":["https://openalex.org/W1964044485","https://openalex.org/W1972920156","https://openalex.org/W2322557596","https://openalex.org/W2402643945","https://openalex.org/W2410940139","https://openalex.org/W2415931931","https://openalex.org/W2512612974"],"related_works":["https://openalex.org/W6906941612","https://openalex.org/W2410940139","https://openalex.org/W2402643945","https://openalex.org/W4403441500","https://openalex.org/W7208815232","https://openalex.org/W4403464500","https://openalex.org/W7147446947","https://openalex.org/W2975842863","https://openalex.org/W3207599917","https://openalex.org/W118575185"],"abstract_inverted_index":{"A":[0],"77-year-old":[1],"woman":[2],"with":[3,36],"heart":[4],"failure":[5],"was":[6,33,73],"admitted":[7],"to":[8],"our":[9],"hospital.":[10],"Computed":[11],"tomography":[12],"(CT)":[13],"of":[14,29,41,85],"the":[15,57,62],"chest":[16],"revealed":[17,24],"an":[18],"anterior":[19],"mediastinal":[20,58,76],"tumor.":[21],"CT-guided":[22],"biopsy":[23],"a":[25],"malignant":[26],"nonepithelial":[27],"tumor":[28,59],"unknown":[30],"origin.":[31],"She":[32,46],"not":[34],"treated":[35],"chemotherapy":[37],"or":[38],"radiotherapy":[39],"because":[40,88],"her":[42],"poor":[43],"clinical":[44],"condition.":[45],"died":[47],"33":[48],"days":[49],"after":[50],"admission.":[51],"Following":[52],"autopsy,":[53],"we":[54],"confirmed":[55],"that":[56],"had":[60],"infiltrated":[61],"large":[63],"blood":[64],"vessels.":[65],"After":[66],"final":[67],"histological":[68],"examination,":[69],"undifferentiated":[70],"pleomorphic":[71],"sarcoma":[72],"diagnosed.":[74],"Primary":[75],"sarcomas":[77],"are":[78],"very":[79],"rare;":[80],"clinicians":[81],"should":[82],"be":[83],"aware":[84],"their":[86],"possibility":[87],"some":[89],"cases":[90],"may":[91],"progress":[92],"rapidly":[93],"as":[94],"evidenced":[95],"in":[96],"this":[97],"case.":[98]},"counts_by_year":[{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":2},{"year":2021,"cited_by_count":2}],"updated_date":"2026-11-11T12:16:26.678958","created_date":"2020-10-29T00:00:00"}
