{"id":"https://openalex.org/W3133373205","doi":"https://doi.org/10.1016/j.wneu.2021.02.061","title":"Delayed Bleeding of Unruptured Intracranial Aneurysms After Coil Embolization: A Retrospective Case Series","display_name":"Delayed Bleeding of Unruptured Intracranial Aneurysms After Coil Embolization: A Retrospective Case Series","publication_year":2021,"publication_date":"2021-02-21","ids":{"openalex":"https://openalex.org/W3133373205","doi":"https://doi.org/10.1016/j.wneu.2021.02.061","mag":"3133373205","pmid":"https://pubmed.ncbi.nlm.nih.gov/33621672"},"language":"en","primary_location":{"id":"doi:10.1016/j.wneu.2021.02.061","doi":"https://doi.org/10.1016/j.wneu.2021.02.061","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.wneu.2021.02.061","pdf_url":null,"source":{"id":"https://openalex.org/S59624048","display_name":"World Neurosurgery","issn_l":"1878-8750","issn":["1878-8750","1878-8769"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-d","doyens","jufo-1","ki-jl-1","medline","norway-1","poland-70","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"World Neurosurgery","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","pubmed"],"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/A5086925797","display_name":"Kazuhiro Ando","orcid":"https://orcid.org/0000-0003-3476-604X","observed_orcids":["https://orcid.org/0000-0003-3476-604X"]},"institutions":[{"id":"https://openalex.org/I4405285868","display_name":"Brain Research Institute, Niigata University","ror":"https://ror.org/00hy9c257","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4405285868","https://openalex.org/I71395657"]},{"id":"https://openalex.org/I71395657","display_name":"Niigata University","ror":"https://ror.org/04ww21r56","country_code":"JP","type":"education","lineage":["https://openalex.org/I71395657"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Kazuhiro Ando","raw_affiliation_strings":["Department of Neurosurgery, Brain Research Institute, Niigata University, Niigata, Japan. Electronic address: upper27swing@gmail.com","Department of Neurosurgery, Brain Research Institute, Niigata University, Niigata, Japan"],"raw_orcid":"https://orcid.org/0000-0003-3476-604X","affiliations":[{"raw_affiliation_string":"Department of Neurosurgery, Brain Research Institute, Niigata University, Niigata, Japan. Electronic address: upper27swing@gmail.com","institution_ids":["https://openalex.org/I4405285868","https://openalex.org/I71395657"]},{"raw_affiliation_string":"Department of Neurosurgery, Brain Research Institute, Niigata University, Niigata, Japan","institution_ids":["https://openalex.org/I4405285868","https://openalex.org/I71395657"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042658294","display_name":"Hitoshi Hasegawa","orcid":"https://orcid.org/0000-0003-0925-2717","observed_orcids":["https://orcid.org/0000-0003-0925-2717"]},"institutions":[{"id":"https://openalex.org/I4405285868","display_name":"Brain Research Institute, Niigata University","ror":"https://ror.org/00hy9c257","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4405285868","https://openalex.org/I71395657"]},{"id":"https://openalex.org/I71395657","display_name":"Niigata University","ror":"https://ror.org/04ww21r56","country_code":"JP","type":"education","lineage":["https://openalex.org/I71395657"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hitoshi Hasegawa","raw_affiliation_strings":["Department of Neurosurgery, Brain Research Institute, Niigata University, Niigata, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Neurosurgery, Brain Research Institute, Niigata University, Niigata, Japan","institution_ids":["https://openalex.org/I4405285868","https://openalex.org/I71395657"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5011490056","display_name":"Tomoaki Suzuki","orcid":"https://orcid.org/0000-0001-7172-0257","observed_orcids":["https://orcid.org/0000-0001-7172-0257"]},"institutions":[{"id":"https://openalex.org/I4405285868","display_name":"Brain Research Institute, Niigata University","ror":"https://ror.org/00hy9c257","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4405285868","https://openalex.org/I71395657"]},{"id":"https://openalex.org/I71395657","display_name":"Niigata University","ror":"https://ror.org/04ww21r56","country_code":"JP","type":"education","lineage":["https://openalex.org/I71395657"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tomoaki Suzuki","raw_affiliation_strings":["Department of Neurosurgery, Brain Research Institute, Niigata University, Niigata, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Neurosurgery, Brain Research Institute, Niigata University, Niigata, Japan","institution_ids":["https://openalex.org/I4405285868","https://openalex.org/I71395657"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086340665","display_name":"Shoji Saito","orcid":"https://orcid.org/0000-0003-4471-7858","observed_orcids":["https://orcid.org/0000-0003-4471-7858"]},"institutions":[{"id":"https://openalex.org/I4405285868","display_name":"Brain Research Institute, Niigata University","ror":"https://ror.org/00hy9c257","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4405285868","https://openalex.org/I71395657"]},{"id":"https://openalex.org/I71395657","display_name":"Niigata University","ror":"https://ror.org/04ww21r56","country_code":"JP","type":"education","lineage":["https://openalex.org/I71395657"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Shoji Saito","raw_affiliation_strings":["Department of Neurosurgery, Brain Research Institute, Niigata University, Niigata, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Neurosurgery, Brain Research Institute, Niigata University, Niigata, Japan","institution_ids":["https://openalex.org/I4405285868","https://openalex.org/I71395657"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5032606273","display_name":"Kohei Shibuya","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4405285868","display_name":"Brain Research Institute, Niigata University","ror":"https://ror.org/00hy9c257","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4405285868","https://openalex.org/I71395657"]},{"id":"https://openalex.org/I71395657","display_name":"Niigata University","ror":"https://ror.org/04ww21r56","country_code":"JP","type":"education","lineage":["https://openalex.org/I71395657"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kohei Shibuya","raw_affiliation_strings":["Department of Neurosurgery, Brain Research Institute, Niigata University, Niigata, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Neurosurgery, Brain Research Institute, Niigata University, Niigata, Japan","institution_ids":["https://openalex.org/I4405285868","https://openalex.org/I71395657"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101671615","display_name":"Haruhiko Takahashi","orcid":"https://orcid.org/0000-0002-1214-1826","observed_orcids":["https://orcid.org/0000-0002-1214-1826"]},"institutions":[{"id":"https://openalex.org/I4405285868","display_name":"Brain Research Institute, Niigata University","ror":"https://ror.org/00hy9c257","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4405285868","https://openalex.org/I71395657"]},{"id":"https://openalex.org/I71395657","display_name":"Niigata University","ror":"https://ror.org/04ww21r56","country_code":"JP","type":"education","lineage":["https://openalex.org/I71395657"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Haruhiko Takahashi","raw_affiliation_strings":["Department of Neurosurgery, Brain Research Institute, Niigata University, Niigata, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Neurosurgery, Brain Research Institute, Niigata University, Niigata, Japan","institution_ids":["https://openalex.org/I4405285868","https://openalex.org/I71395657"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5054006687","display_name":"Makoto Oishi","orcid":"https://orcid.org/0000-0002-7060-6396","observed_orcids":["https://orcid.org/0000-0002-7060-6396"]},"institutions":[{"id":"https://openalex.org/I4405285868","display_name":"Brain Research Institute, Niigata University","ror":"https://ror.org/00hy9c257","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4405285868","https://openalex.org/I71395657"]},{"id":"https://openalex.org/I71395657","display_name":"Niigata University","ror":"https://ror.org/04ww21r56","country_code":"JP","type":"education","lineage":["https://openalex.org/I71395657"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Makoto Oishi","raw_affiliation_strings":["Department of Neurosurgery, Brain Research Institute, Niigata University, Niigata, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Neurosurgery, Brain Research Institute, Niigata University, Niigata, Japan","institution_ids":["https://openalex.org/I4405285868","https://openalex.org/I71395657"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5077969502","display_name":"Yukihiko Fujii","orcid":"https://orcid.org/0000-0001-5591-5695","observed_orcids":["https://orcid.org/0000-0001-5591-5695"]},"institutions":[{"id":"https://openalex.org/I4405285868","display_name":"Brain Research Institute, Niigata University","ror":"https://ror.org/00hy9c257","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4405285868","https://openalex.org/I71395657"]},{"id":"https://openalex.org/I71395657","display_name":"Niigata University","ror":"https://ror.org/04ww21r56","country_code":"JP","type":"education","lineage":["https://openalex.org/I71395657"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yukihiko Fujii","raw_affiliation_strings":["Department of Neurosurgery, Brain Research Institute, Niigata University, Niigata, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Neurosurgery, Brain Research Institute, Niigata University, Niigata, Japan","institution_ids":["https://openalex.org/I4405285868","https://openalex.org/I71395657"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5086925797"],"corresponding_institution_ids":["https://openalex.org/I4405285868","https://openalex.org/I71395657"],"apc_list":{"value":2280,"currency":"EUR","value_usd":2600},"apc_paid":null,"fwci":0.6638,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.6601697,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":97},"biblio":{"volume":"149","issue":null,"first_page":"e135","last_page":"e145"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10420","display_name":"Intracranial Aneurysms: Treatment and Complications","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/2728","display_name":"Clinical Neurology"},"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/T10420","display_name":"Intracranial Aneurysms: Treatment and Complications","score":0.9994999766349792,"subfield":{"id":"https://openalex.org/subfields/2728","display_name":"Clinical Neurology"},"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/T11402","display_name":"Vascular Malformations Diagnosis and Treatment","score":9.999999747378752e-05,"subfield":{"id":"https://openalex.org/subfields/2728","display_name":"Clinical Neurology"},"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/T10983","display_name":"Aortic aneurysm repair treatments","score":9.999999747378752e-05,"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/unruptured-intracranial-aneurysm","display_name":"unruptured intracranial aneurysm","score":0.9819999933242798},{"id":"https://openalex.org/keywords/delayed-hemorrhage","display_name":"delayed bleeding","score":0.8410000205039978},{"id":"https://openalex.org/keywords/coil-embolization","display_name":"coil embolization","score":0.9739999771118164},{"id":"https://openalex.org/keywords/aneurysm-rupture","display_name":"aneurysm rupture","score":0.6140000224113464},{"id":"https://openalex.org/keywords/posterior-circulation-aneurysms","display_name":"posterior circulation aneurysms","score":0.9229999780654907},{"id":"https://openalex.org/keywords/aneurysm-size","display_name":"aneurysm size","score":0.7789999842643738},{"id":"https://openalex.org/keywords/aneurysm-neck-diameter","display_name":"aneurysm neck width","score":0.9829999804496765},{"id":"https://openalex.org/keywords/aneurysm-retreatment","display_name":"aneurysm retreatment","score":0.8080000281333923},{"id":"https://openalex.org/keywords/de-novo-aneurysm","display_name":"de novo aneurysm","score":0.7279999852180481},{"id":"https://openalex.org/keywords/long-term-follow-up","display_name":"long-term follow-up","score":0.6769999861717224},{"id":"https://openalex.org/keywords/digital-subtraction-angiography","display_name":"digital subtraction angiography","score":0.8809999823570251}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.9741461277008057},{"id":"https://openalex.org/C2778286760","wikidata":"https://www.wikidata.org/wiki/Q1224954","display_name":"Digital subtraction angiography","level":3,"score":0.8230267763137817},{"id":"https://openalex.org/C2776098176","wikidata":"https://www.wikidata.org/wiki/Q189389","display_name":"Aneurysm","level":2,"score":0.7770750522613525},{"id":"https://openalex.org/C2776035437","wikidata":"https://www.wikidata.org/wiki/Q1144114","display_name":"Embolization","level":2,"score":0.6786789298057556},{"id":"https://openalex.org/C141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","level":1,"score":0.5559718608856201},{"id":"https://openalex.org/C126838900","wikidata":"https://www.wikidata.org/wiki/Q77604","display_name":"Radiology","level":1,"score":0.5515350699424744},{"id":"https://openalex.org/C2780643987","wikidata":"https://www.wikidata.org/wiki/Q468414","display_name":"Angiography","level":2,"score":0.5360952019691467}],"mesh":[{"descriptor_ui":"D000368","descriptor_name":"Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002532","descriptor_name":"Intracranial Aneurysm","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D002532","descriptor_name":"Intracranial Aneurysm","qualifier_ui":"Q000628","qualifier_name":"therapy","is_major_topic":true},{"descriptor_ui":"D002533","descriptor_name":"Cerebral Angiography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004621","descriptor_name":"Embolization, Therapeutic","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"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":"D008279","descriptor_name":"Magnetic Resonance Imaging","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008875","descriptor_name":"Middle Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012008","descriptor_name":"Recurrence","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012189","descriptor_name":"Retrospective Studies","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D015901","descriptor_name":"Angiography, Digital Subtraction","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016016","descriptor_name":"Proportional Hazards Models","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D017542","descriptor_name":"Aneurysm, Ruptured","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":true},{"descriptor_ui":"D018810","descriptor_name":"Magnetic Resonance Angiography","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D019106","descriptor_name":"Postoperative Hemorrhage","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":true},{"descriptor_ui":"D020300","descriptor_name":"Intracranial Hemorrhages","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":true},{"descriptor_ui":"D057510","descriptor_name":"Endovascular Procedures","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true}],"locations_count":2,"locations":[{"id":"doi:10.1016/j.wneu.2021.02.061","doi":"https://doi.org/10.1016/j.wneu.2021.02.061","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.wneu.2021.02.061","pdf_url":null,"source":{"id":"https://openalex.org/S59624048","display_name":"World Neurosurgery","issn_l":"1878-8750","issn":["1878-8750","1878-8769"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-d","doyens","jufo-1","ki-jl-1","medline","norway-1","poland-70","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"World Neurosurgery","raw_type":"journal-article"},{"id":"pmid:33621672","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/33621672","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":"World neurosurgery","raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.9537000060081482,"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being"}],"study_designs":[{"id":"https://openalex.org/study-designs/observational-study","display_name":"Observational Study"}],"awards":[{"id":"https://openalex.org/G6292155218","display_name":"Visualization of epileptogenic foci of MRI non-lesional neocortical epilepsy patients by 7T-MRI","funder_award_id":"17K10888","funder_id":"https://openalex.org/F4320334764","funder_display_name":"Japan Society for the Promotion of Science"}],"funders":[{"id":"https://openalex.org/F4320313845","display_name":"Niigata University","ror":"https://ror.org/04ww21r56"},{"id":"https://openalex.org/F4320334764","display_name":"Japan Society for the Promotion of Science","ror":"https://ror.org/00hhkn466"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":28,"referenced_works":["https://openalex.org/W1630732557","https://openalex.org/W1973767383","https://openalex.org/W1991385448","https://openalex.org/W1999717469","https://openalex.org/W2012834265","https://openalex.org/W2015721700","https://openalex.org/W2020077578","https://openalex.org/W2036646070","https://openalex.org/W2068314459","https://openalex.org/W2081750325","https://openalex.org/W2101278731","https://openalex.org/W2107655025","https://openalex.org/W2114873091","https://openalex.org/W2118180909","https://openalex.org/W2128455201","https://openalex.org/W2133498839","https://openalex.org/W2147462813","https://openalex.org/W2147756708","https://openalex.org/W2172053180","https://openalex.org/W2222998937","https://openalex.org/W2588586082","https://openalex.org/W2622112982","https://openalex.org/W2782380244","https://openalex.org/W2802021741","https://openalex.org/W2805967655","https://openalex.org/W2970497856","https://openalex.org/W6679112903","https://openalex.org/W6739568653"],"related_works":["https://openalex.org/W4226255770","https://openalex.org/W2782380244","https://openalex.org/W3083004524","https://openalex.org/W2281823244","https://openalex.org/W3186896808","https://openalex.org/W2980395326","https://openalex.org/W7160942284","https://openalex.org/W2955281576","https://openalex.org/W2048286639","https://openalex.org/W2500143384"],"abstract_inverted_index":null,"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":1}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2021-03-01T00:00:00"}
