{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,15]],"date-time":"2026-03-15T04:34:36Z","timestamp":1773549276342,"version":"3.50.1"},"reference-count":24,"publisher":"Wiley","issue":"2","license":[{"start":{"date-parts":[[2014,1,27]],"date-time":"2014-01-27T00:00:00Z","timestamp":1390780800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["J of Gastro and Hepatol"],"published-print":{"date-parts":[[2014,2]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Background and Aim<\/jats:title><jats:p>Balloon\u2010occluded retrograde transvenous obliteration (<jats:styled-content style=\"fixed-case\">B<\/jats:styled-content>\u2010<jats:styled-content style=\"fixed-case\">RTO<\/jats:styled-content>) is recognized as the standard therapy for patients with gastric fundal varices in <jats:styled-content style=\"fixed-case\">J<\/jats:styled-content>apan; however, the procedure is difficult when drainage veins other than the gastrorenal shunt developed. The efficacy and safety of <jats:styled-content style=\"fixed-case\">B<\/jats:styled-content>\u2010<jats:styled-content style=\"fixed-case\">RTO<\/jats:styled-content> using a microballoon catheter for such patients were evaluated.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>The subjects were 99 patients with gastric fundal varices who fulfilled the criteria for receiving endoscopic and\/or interventional therapies. Among these, 95 patients underwent <jats:styled-content style=\"fixed-case\">B<\/jats:styled-content>\u2010<jats:styled-content style=\"fixed-case\">RTO<\/jats:styled-content>. Of the 95 patients, 14 were treated with the use of microballoon catheters, including nine in whom the left inferior phrenic vein was found as a secondary drainage vein in addition to the gastrorenal shunt, and five in whom a gastrorenal shunt was absent. The <jats:styled-content style=\"fixed-case\">B<\/jats:styled-content>\u2010<jats:styled-content style=\"fixed-case\">RTO<\/jats:styled-content> procedure performed using a microballoon catheter inserted through the left inferior phrenic vein in 13 patients, and through the pericardiophrenic vein in one patient.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>The <jats:styled-content style=\"fixed-case\">B<\/jats:styled-content>\u2010<jats:styled-content style=\"fixed-case\">RTO<\/jats:styled-content> procedure using microballoon catheters was successful in 13 of the 14 patients (93%), while in the remaining one patient, multiple drainage veins were visualized on venography. Complete obliteration of the varices was achieved in all the 13 patients by injection of 5% ethanolamine oleate iopamidol at a median volume of 25\u2009mL (range, 11 to 40\u2009mL) through the catheters. None of the patients showed injuries of the drainage veins or any systemic complications.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p><jats:styled-content style=\"fixed-case\">B<\/jats:styled-content>\u2010<jats:styled-content style=\"fixed-case\">RTO<\/jats:styled-content> using a microballoon catheter is useful for the treatment of gastric fundal varices in which drainage veins other than the gastrorenal shunt developed.<\/jats:p><\/jats:sec>","DOI":"10.1111\/jgh.12351","type":"journal-article","created":{"date-parts":[[2013,8,8]],"date-time":"2013-08-08T15:21:30Z","timestamp":1375975290000},"page":"365-371","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":10,"title":["Balloon\u2010occluded retrograde transvenous obliteration using a microballoon catheter for intractable gastric fundal varices"],"prefix":"10.1111","volume":"29","author":[{"given":"Yukinori","family":"Imai","sequence":"first","affiliation":[{"name":"Gastroenterology &amp; Hepatology Faculty of Medicine Saitama Medical University  Iruma\u2010gun Saitama Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Manabu","family":"Nakazawa","sequence":"additional","affiliation":[{"name":"Gastroenterology &amp; Hepatology Faculty of Medicine Saitama Medical University  Iruma\u2010gun Saitama Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Satsuki","family":"Ando","sequence":"additional","affiliation":[{"name":"Gastroenterology &amp; Hepatology Faculty of Medicine Saitama Medical University  Iruma\u2010gun Saitama Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Kayoko","family":"Sugawara","sequence":"additional","affiliation":[{"name":"Gastroenterology &amp; Hepatology Faculty of Medicine Saitama Medical University  Iruma\u2010gun Saitama Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Kazuhiro","family":"Hamaoka","sequence":"additional","affiliation":[{"name":"Gastroenterology &amp; Hepatology Faculty of Medicine Saitama Medical University  Iruma\u2010gun Saitama Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Masashi","family":"Oka","sequence":"additional","affiliation":[{"name":"Gastroenterology &amp; Hepatology Faculty of Medicine Saitama Medical University  Iruma\u2010gun Saitama Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Satoshi","family":"Mochida","sequence":"additional","affiliation":[{"name":"Gastroenterology &amp; Hepatology Faculty of Medicine Saitama Medical University  Iruma\u2010gun Saitama Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2014,1,27]]},"reference":[{"key":"e_1_2_5_2_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0140-6736(74)90283-9"},{"key":"e_1_2_5_3_1","doi-asserted-by":"publisher","DOI":"10.1002\/hep.1840160607"},{"key":"e_1_2_5_4_1","doi-asserted-by":"publisher","DOI":"10.1053\/j.gastro.2004.01.058"},{"key":"e_1_2_5_5_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1440-1746.1996.tb00010.x"},{"key":"e_1_2_5_6_1","doi-asserted-by":"publisher","DOI":"10.1148\/radiology.211.2.r99ma25349"},{"key":"e_1_2_5_7_1","doi-asserted-by":"publisher","DOI":"10.1007\/s11604-006-2407-x"},{"key":"e_1_2_5_8_1","doi-asserted-by":"publisher","DOI":"10.2214\/ajr.184.4.01841340"},{"key":"e_1_2_5_9_1","doi-asserted-by":"publisher","DOI":"10.2214\/AJR.07.2266"},{"key":"e_1_2_5_10_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1440-1746.2008.05651.x"},{"key":"e_1_2_5_11_1","doi-asserted-by":"publisher","DOI":"10.1148\/radiology.178.3.1994399"},{"key":"e_1_2_5_12_1","first-page":"513","article-title":"Balloon catheter disruption of middle cerebral artery thrombus in conjunction with thrombolysis for the treatment of acute middle cerebral artery embolism","volume":"28","author":"Ikushima I","year":"2007","journal-title":"AJNR. 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