{"id":"https://openalex.org/W2020123593","doi":"https://doi.org/10.1097/00004728-198609000-00007","title":"Portosystemic Collaterals on MR Imaging","display_name":"Portosystemic Collaterals on MR Imaging","publication_year":1986,"publication_date":"1986-09-01","ids":{"openalex":"https://openalex.org/W2020123593","doi":"https://doi.org/10.1097/00004728-198609000-00007","mag":"2020123593","pmid":"https://pubmed.ncbi.nlm.nih.gov/3528247"},"language":"en","primary_location":{"id":"doi:10.1097/00004728-198609000-00007","doi":"https://doi.org/10.1097/00004728-198609000-00007","is_oa":false,"landing_page_url":"https://doi.org/10.1097/00004728-198609000-00007","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":true,"oa_status":"green","oa_url":"https://teikyo-u.repo.nii.ac.jp/records/2024837","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5067868993","display_name":"Kuni Ohtomo","orcid":"https://orcid.org/0000-0003-3332-854X","observed_orcids":["https://orcid.org/0000-0003-3332-854X"]},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kuni Ohtomo","raw_affiliation_strings":["Department of Radiology, Faculty of Medicine, University of Tokyo, 7\u20133\u20131 Hongo, Bunkyo-ku, Tokyo, Japan 113"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Radiology, Faculty of Medicine, University of Tokyo, 7\u20133\u20131 Hongo, Bunkyo-ku, Tokyo, Japan 113","institution_ids":["https://openalex.org/I74801974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034884854","display_name":"Yuji Itai","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yuji Itai","raw_affiliation_strings":["Department of Radiology, Faculty of Medicine, University of Tokyo, 7\u20133\u20131 Hongo, Bunkyo-ku, Tokyo, Japan 113"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Radiology, Faculty of Medicine, University of Tokyo, 7\u20133\u20131 Hongo, Bunkyo-ku, Tokyo, Japan 113","institution_ids":["https://openalex.org/I74801974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102886221","display_name":"Kohzoh Makita","orcid":"https://orcid.org/0000-0002-7857-3824","observed_orcids":["https://orcid.org/0000-0002-7857-3824"]},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kohzoh Makita","raw_affiliation_strings":["Department of Radiology, Faculty of Medicine, University of Tokyo, 7\u20133\u20131 Hongo, Bunkyo-ku, Tokyo, Japan 113"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Radiology, Faculty of Medicine, University of Tokyo, 7\u20133\u20131 Hongo, Bunkyo-ku, Tokyo, Japan 113","institution_ids":["https://openalex.org/I74801974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110036112","display_name":"Naobumi Yashiro","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Naobumi Yashiro","raw_affiliation_strings":["Department of Radiology, Faculty of Medicine, University of Tokyo, 7\u20133\u20131 Hongo, Bunkyo-ku, Tokyo, Japan 113"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Radiology, Faculty of Medicine, University of Tokyo, 7\u20133\u20131 Hongo, Bunkyo-ku, Tokyo, Japan 113","institution_ids":["https://openalex.org/I74801974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111654561","display_name":"Kohki Yoshikawa","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kohki Yoshikawa","raw_affiliation_strings":["Department of Radiology, Faculty of Medicine, University of Tokyo, 7\u20133\u20131 Hongo, Bunkyo-ku, Tokyo, Japan 113"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Radiology, Faculty of Medicine, University of Tokyo, 7\u20133\u20131 Hongo, Bunkyo-ku, Tokyo, Japan 113","institution_ids":["https://openalex.org/I74801974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109984142","display_name":"T Kokubo","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Takashi Kokubo","raw_affiliation_strings":["Department of Radiology, Faculty of Medicine, University of Tokyo, 7\u20133\u20131 Hongo, Bunkyo-ku, Tokyo, Japan 113"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Radiology, Faculty of Medicine, University of Tokyo, 7\u20133\u20131 Hongo, Bunkyo-ku, Tokyo, Japan 113","institution_ids":["https://openalex.org/I74801974"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5027201355","display_name":"Masahiro Iio","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I74801974","display_name":"The University of Tokyo","ror":"https://ror.org/057zh3y96","country_code":"JP","type":"education","lineage":["https://openalex.org/I74801974"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Masahiro Iio","raw_affiliation_strings":["Department of Radiology, Faculty of Medicine, University of Tokyo, 7\u20133\u20131 Hongo, Bunkyo-ku, Tokyo, Japan 113"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Radiology, Faculty of Medicine, University of Tokyo, 7\u20133\u20131 Hongo, Bunkyo-ku, Tokyo, Japan 113","institution_ids":["https://openalex.org/I74801974"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I74801974"],"apc_list":null,"apc_paid":null,"fwci":2.283,"has_fulltext":false,"cited_by_count":22,"citation_normalized_percentile":{"value":0.86894752,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":93},"biblio":{"volume":"10","issue":"5","first_page":"751","last_page":"755"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10337","display_name":"Liver Disease and Transplantation","score":0.9897000193595886,"subfield":{"id":"https://openalex.org/subfields/2721","display_name":"Hepatology"},"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/T10337","display_name":"Liver Disease and Transplantation","score":0.9897000193595886,"subfield":{"id":"https://openalex.org/subfields/2721","display_name":"Hepatology"},"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/T10378","display_name":"Advanced MRI Techniques and Applications","score":0.0017000000225380063,"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"}},{"id":"https://openalex.org/T11625","display_name":"Abdominal vascular conditions and treatments","score":0.001500000013038516,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/portosystemic-collaterals","display_name":"portosystemic collaterals","score":0.9980000257492065},{"id":"https://openalex.org/keywords/esophageal-varices","display_name":"esophageal varices","score":0.878000020980835},{"id":"https://openalex.org/keywords/paraumbilical-vein","display_name":"paraumbilical vein","score":0.9559999704360962},{"id":"https://openalex.org/keywords/splenorenal-shunt","display_name":"splenorenal shunt","score":0.984000027179718},{"id":"https://openalex.org/keywords/magnetic-resonance-imaging","display_name":"magnetic resonance imaging","score":0.8920000195503235},{"id":"https://openalex.org/keywords/spin-echo-imaging","display_name":"spin-echo imaging","score":0.7310000061988831}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.9418727159500122},{"id":"https://openalex.org/C13483470","wikidata":"https://www.wikidata.org/wiki/Q1470152","display_name":"Coronal plane","level":2,"score":0.7058523297309875},{"id":"https://openalex.org/C126838900","wikidata":"https://www.wikidata.org/wiki/Q77604","display_name":"Radiology","level":1,"score":0.6875725984573364},{"id":"https://openalex.org/C2777595160","wikidata":"https://www.wikidata.org/wiki/Q298278","display_name":"Esophageal varices","level":4,"score":0.5965125560760498},{"id":"https://openalex.org/C2778012290","wikidata":"https://www.wikidata.org/wiki/Q2624485","display_name":"Varices","level":3,"score":0.578643262386322},{"id":"https://openalex.org/C178910020","wikidata":"https://www.wikidata.org/wiki/Q2211994","display_name":"Sagittal plane","level":2,"score":0.5429766178131104},{"id":"https://openalex.org/C143409427","wikidata":"https://www.wikidata.org/wiki/Q161238","display_name":"Magnetic resonance imaging","level":2,"score":0.5156644582748413},{"id":"https://openalex.org/C2777575454","wikidata":"https://www.wikidata.org/wiki/Q751322","display_name":"Superior mesenteric vein","level":3,"score":0.47415655851364136},{"id":"https://openalex.org/C15451672","wikidata":"https://www.wikidata.org/wiki/Q2717624","display_name":"Varix","level":4,"score":0.4286610186100006},{"id":"https://openalex.org/C2779033008","wikidata":"https://www.wikidata.org/wiki/Q464543","display_name":"Portal vein","level":2,"score":0.3998230993747711},{"id":"https://openalex.org/C2989005","wikidata":"https://www.wikidata.org/wiki/Q214963","display_name":"Nuclear medicine","level":1,"score":0.3405044674873352},{"id":"https://openalex.org/C2778808290","wikidata":"https://www.wikidata.org/wiki/Q124604","display_name":"Portal hypertension","level":3,"score":0.3403545618057251},{"id":"https://openalex.org/C2777214474","wikidata":"https://www.wikidata.org/wiki/Q147778","display_name":"Cirrhosis","level":2,"score":0.2730885148048401},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.08032462000846863}],"mesh":[{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000368","descriptor_name":"Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D003097","descriptor_name":"Collateral Circulation","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004932","descriptor_name":"Esophageal and Gastric Varices","qualifier_ui":"Q000175","qualifier_name":"diagnosis","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":"D006975","descriptor_name":"Hypertension, Portal","qualifier_ui":"Q000175","qualifier_name":"diagnosis","is_major_topic":true},{"descriptor_ui":"D006975","descriptor_name":"Hypertension, Portal","qualifier_ui":"Q000209","qualifier_name":"etiology","is_major_topic":false},{"descriptor_ui":"D007668","descriptor_name":"Kidney","qualifier_ui":"Q000098","qualifier_name":"blood supply","is_major_topic":false},{"descriptor_ui":"D008103","descriptor_name":"Liver Cirrhosis","qualifier_ui":"Q000175","qualifier_name":"diagnosis","is_major_topic":false},{"descriptor_ui":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008643","descriptor_name":"Mesentery","qualifier_ui":"Q000098","qualifier_name":"blood supply","is_major_topic":false},{"descriptor_ui":"D008875","descriptor_name":"Middle Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009682","descriptor_name":"Magnetic Resonance Spectroscopy","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D011168","descriptor_name":"Portal System","qualifier_ui":"Q000473","qualifier_name":"pathology","is_major_topic":true},{"descriptor_ui":"D011172","descriptor_name":"Portography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D013154","descriptor_name":"Spleen","qualifier_ui":"Q000098","qualifier_name":"blood supply","is_major_topic":false},{"descriptor_ui":"D014057","descriptor_name":"Tomography, X-Ray Computed","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014463","descriptor_name":"Ultrasonography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014471","descriptor_name":"Umbilical Veins","qualifier_ui":"Q000473","qualifier_name":"pathology","is_major_topic":false},{"descriptor_ui":"D014648","descriptor_name":"Varicose Veins","qualifier_ui":"Q000175","qualifier_name":"diagnosis","is_major_topic":false}],"locations_count":3,"locations":[{"id":"doi:10.1097/00004728-198609000-00007","doi":"https://doi.org/10.1097/00004728-198609000-00007","is_oa":false,"landing_page_url":"https://doi.org/10.1097/00004728-198609000-00007","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:3528247","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/3528247","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":"Comparative Study"},{"id":"pmh:oai:irdb.nii.ac.jp:00953:0006739929","doi":null,"is_oa":true,"landing_page_url":"https://teikyo-u.repo.nii.ac.jp/records/2024837","pdf_url":null,"source":{"id":"https://openalex.org/S7407056385","display_name":"Institutional Repositories DataBase (IRDB)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I184597095","host_organization_name":"National Institute of Informatics","host_organization_lineage":["https://openalex.org/I184597095"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Journal of Computer Assisted Tomography","raw_type":"journal article"}],"best_oa_location":{"id":"pmh:oai:irdb.nii.ac.jp:00953:0006739929","doi":null,"is_oa":true,"landing_page_url":"https://teikyo-u.repo.nii.ac.jp/records/2024837","pdf_url":null,"source":{"id":"https://openalex.org/S7407056385","display_name":"Institutional Repositories DataBase (IRDB)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I184597095","host_organization_name":"National Institute of Informatics","host_organization_lineage":["https://openalex.org/I184597095"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-nc-nd","license_id":"https://openalex.org/licenses/cc-by-nc-nd","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Journal of Computer Assisted Tomography","raw_type":"journal article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being","score":0.9537000060081482}],"study_designs":[{"id":"https://openalex.org/study-designs/observational-study","display_name":"Observational Study"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2068738353","https://openalex.org/W2275572279","https://openalex.org/W2388672698","https://openalex.org/W2125232544","https://openalex.org/W4242205274","https://openalex.org/W2378001025","https://openalex.org/W2061873581","https://openalex.org/W2326856040","https://openalex.org/W7100500502","https://openalex.org/W6950939559"],"abstract_inverted_index":{"Fourteen":[0],"patients":[1],"with":[2,21,90],"various":[3],"portosystemic":[4,83],"collaterals":[5,84],"(seven":[6],"esophageal":[7,70],"varices,":[8],"three":[9],"paraumbilical":[10,64],"veins,":[11],"two":[12,16],"splenorenal":[13],"shunts,":[14],"and":[15,46,66,71,92],"mesenteric":[17,72],"varices)":[18],"were":[19,32],"imaged":[20],"magnetic":[22],"resonance":[23],"(MR)":[24],"imaging":[25],"using":[26],"a":[27],"superconducting":[28],"imager.":[29],"Collateral":[30],"pathways":[31],"demonstrated":[33],"as":[34],"tortuous":[35],"structures":[36],"of":[37,77,82],"no":[38],"or":[39],"low":[40],"signal":[41],"intensity":[42],"on":[43],"spin-echo":[44],"image,":[45],"flow":[47],"related":[48],"enhancement":[49],"did":[50],"not":[51],"cause":[52],"any":[53],"difficulty":[54],"in":[55,79,88],"evaluation.":[56],"Direct":[57],"sagittal":[58],"images":[59,68],"are":[60],"especially":[61],"useful":[62],"for":[63,69],"vein":[65],"coronal":[67],"varix.":[73],"The":[74],"clinical":[75],"role":[76],"MR":[78],"the":[80],"assessment":[81],"is":[85],"discussed":[86],"also":[87],"comparison":[89],"CT":[91],"ultrasound.":[93]},"counts_by_year":[{"year":2022,"cited_by_count":1}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}