{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,2]],"date-time":"2026-05-02T13:50:47Z","timestamp":1777729847053,"version":"3.51.4"},"reference-count":49,"publisher":"SAGE Publications","issue":"5","license":[{"start":{"date-parts":[[2023,7,27]],"date-time":"2023-07-27T00:00:00Z","timestamp":1690416000000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/journals.sagepub.com\/page\/policies\/text-and-data-mining-license"}],"content-domain":{"domain":["journals.sagepub.com"],"crossmark-restriction":true},"short-container-title":["Interv Neuroradiol"],"published-print":{"date-parts":[[2025,10]]},"abstract":"<jats:sec>\n                    <jats:title>Purpose<\/jats:title>\n                    <jats:p>Neurointervention via transradial access (TRA) is less invasive than via transfemoral access. However, radial artery occlusion (RAO) may occur with TRA. The purpose of this study was to explore risk factors for RAO after coil embolization of unruptured intracranial aneurysms (UIAs) via TRA.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>Forty-two consecutive patients who underwent coil embolization for UIAs via TRA between March 2021 and March 2022 and were available for angiographic evaluation 1 year after treatment were retrospectively reviewed. Multivariate logistic regression analysis was conducted to identify potential risk factors for RAO.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      Seventeen (40%) of the 42 patients showed RAO. Compared with the non-RAO group, radial artery size was significantly smaller (2.2\u2005mm [interquartile range (IQR): 2.1, 2.4\u2005mm] vs 2.6\u2005mm [IQR: 2.5, 2.7\u2005mm];\n                      <jats:italic toggle=\"yes\">p<\/jats:italic>\n                      \u2009=\u20090.001) and the incidence of radial artery spasm (RAS) was significantly higher in the RAO group. Multivariate analysis identified radial artery size (odds ratio [OR] 4.9\u2009\u00d7\u200910\n                      <jats:sup>\u22123<\/jats:sup>\n                      , 95% confidence interval [CI] 6.4\u2009\u00d7\u200910\n                      <jats:sup>\u22125<\/jats:sup>\n                      \u20130.38) and incidence of RAS (OR 14.8, 95%CI 2.1\u2013105) as significant independent predictors of subsequent RAO. Based on receiver operating characteristic (ROC) curve analysis, the optimal cutoff for radial artery size was 2.5\u2005mm (sensitivity, 82.4%; specificity, 76.0%; area under the ROC curve, 0.80 [95%CI 0.66\u20130.95]).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>Radial artery size and RAS represent reliable parameters for predicting RAO 1 year after coil embolization for UIA via TRA. Prophylaxis against RAS and limiting neurointervention via TRA to patients with radial artery larger than 2.5\u2005mm in diameter may reduce the risk of postoperative RAO.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1177\/15910199231189927","type":"journal-article","created":{"date-parts":[[2023,7,27]],"date-time":"2023-07-27T15:59:32Z","timestamp":1690473572000},"page":"616-625","update-policy":"https:\/\/doi.org\/10.1177\/sage-journals-update-policy","source":"Crossref","is-referenced-by-count":5,"title":["Risk factors for radial artery occlusion after neurointervention for unruptured intracranial aneurysm via transradial access"],"prefix":"10.1177","volume":"31","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-0517-6617","authenticated-orcid":false,"given":"Michiyasu","family":"Fuga","sequence":"first","affiliation":[{"name":"Jikei University School of Medicine"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-6474-6317","authenticated-orcid":false,"given":"Toshihide","family":"Tanaka","sequence":"additional","affiliation":[{"name":"Jikei University School of Medicine"},{"name":"Jikei University School of Medicine"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Rintaro","family":"Tachi","sequence":"additional","affiliation":[{"name":"Jikei University School of Medicine"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-7500-3850","authenticated-orcid":false,"given":"Kyoichi","family":"Tomoto","sequence":"additional","affiliation":[{"name":"Jikei University School of Medicine"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Kenta","family":"Kazami","sequence":"additional","affiliation":[{"name":"Jikei University School of Medicine"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Akihiko","family":"Teshigawara","sequence":"additional","affiliation":[{"name":"Jikei University School of Medicine"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-1044-5604","authenticated-orcid":false,"given":"Toshihiro","family":"Ishibashi","sequence":"additional","affiliation":[{"name":"Jikei University School of Medicine"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-9252-4191","authenticated-orcid":false,"given":"Yuzuru","family":"Hasegawa","sequence":"additional","affiliation":[{"name":"Jikei University School of Medicine"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Yuichi","family":"Murayama","sequence":"additional","affiliation":[{"name":"Jikei University School of Medicine"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"179","published-online":{"date-parts":[[2023,7,27]]},"reference":[{"key":"e_1_3_2_2_2","doi-asserted-by":"publisher","DOI":"10.4244\/EIJV3I3A60"},{"key":"e_1_3_2_3_2","doi-asserted-by":"publisher","DOI":"10.1136\/neurintsurg-2017-013584"},{"key":"e_1_3_2_4_2","doi-asserted-by":"publisher","DOI":"10.1136\/neurintsurg-2019-014718"},{"key":"e_1_3_2_5_2","doi-asserted-by":"publisher","DOI":"10.1136\/neurintsurg-2018-014620"},{"key":"e_1_3_2_6_2","doi-asserted-by":"publisher","DOI":"10.1161\/STROKEAHA.119.025811"},{"key":"e_1_3_2_7_2","doi-asserted-by":"publisher","DOI":"10.1093\/eurheartj\/ehy394"},{"key":"e_1_3_2_8_2","doi-asserted-by":"publisher","DOI":"10.1093\/ons\/opy352"},{"key":"e_1_3_2_9_2","doi-asserted-by":"publisher","DOI":"10.1136\/neurintsurg-2019-015569"},{"key":"e_1_3_2_10_2","doi-asserted-by":"publisher","DOI":"10.1136\/neurintsurg-2019-015438"},{"key":"e_1_3_2_11_2","doi-asserted-by":"publisher","DOI":"10.1136\/neurintsurg-2020-015835"},{"key":"e_1_3_2_12_2","first-page":"197140092211472","article-title":"Therapeutic efficacy and complications of radial versus femoral access in endovascular treatment of unruptured intracranial aneurysms","author":"Fuga M","year":"2022","unstructured":"Fuga M, Tanaka T, Tachi R, et al. 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