{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,30]],"date-time":"2026-05-30T09:03:56Z","timestamp":1780131836420,"version":"3.54.0"},"reference-count":16,"publisher":"Journal of Neurosurgery Publishing Group (JNSPG)","issue":"2","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["FOC"],"published-print":{"date-parts":[[2005,2]]},"abstract":"<jats:p>\n                    Recurrent aneurysms of the anterior circulation that are distal to the anterior communicating artery (ACoA) but proximal to the callosomarginal\u2013pericallosal bifurcation can pose a treatment challenge. The authors present one such case, in which the patient was treated with pericallosal artery\u2013pericallosal artery (PerA\u2013PerA) side-to-side bypass, followed by endovascular obliteration of the proximal A\n                    <jats:sub>2<\/jats:sub>\n                    parent vessel. This patient, in whom an ACoA aneurysm had been treated with clip ligation 5 years previously, presented with a new, mid-A\n                    <jats:sub>2<\/jats:sub>\n                    , right-sided aneurysm with the out-flow artery arising from the dome of the lesion.\n                  <\/jats:p>\n                  <jats:p>\n                    The treatment plan included two steps: an interhemispheric transcallosal approach for PerA\u2013PerA side-to-side anastomosis; and endovascular coil embolization of the right A\n                    <jats:sub>2<\/jats:sub>\n                    branch feeding the aneurysm. Postprocedure angiography demonstrated no ipsilateral aneurysm filling and excellent bilateral distal outflow from the anterior cerebral artery (ACA).\n                  <\/jats:p>\n                  <jats:p>\n                    The use of PerA\u2013PerA side-to-side bypass for the treatment of an ACA aneurysm, followed by parent vessel occlusion, offers an elegant solution for the treatment of A\n                    <jats:sub>2<\/jats:sub>\n                    aneurysms that are not amenable to stand-alone clip ligation or coil occlusion. Such combined methods are invaluable in the management of complex cerebral aneurysms.\n                  <\/jats:p>","DOI":"10.3171\/foc.2005.18.2.7","type":"journal-article","created":{"date-parts":[[2008,1,24]],"date-time":"2008-01-24T07:05:29Z","timestamp":1201158329000},"page":"1-4","source":"Crossref","is-referenced-by-count":13,"title":["Combined surgical and endovascular treatment of a recurrent A3\u2013A3 junction aneurysm unsuitable for standalone clip ligation or coil occlusion"],"prefix":"10.3171","volume":"18","author":[{"given":"Louis J.","family":"Kim","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Felipe C.","family":"Albuquerque","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Cameron","family":"McDougall","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Robert F.","family":"Spetzler","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"1754","reference":[{"key":"p_1","doi-asserted-by":"publisher","DOI":"10.3171\/jns.1996.84.2.0185"},{"key":"p_2","doi-asserted-by":"publisher","DOI":"10.1016\/0090-3019(90)90166-M"},{"key":"p_3","doi-asserted-by":"publisher","DOI":"10.1227\/01.NEU.0000140822.64362.C6"},{"key":"p_4","doi-asserted-by":"publisher","DOI":"10.1097\/00006123-199712000-00001"},{"key":"p_5","doi-asserted-by":"publisher","DOI":"10.1227\/01.NEU.0000053209.61909.F2"},{"key":"p_6","doi-asserted-by":"publisher","DOI":"10.1016\/S0140-6736(03)13860-3"},{"key":"p_7","doi-asserted-by":"publisher","DOI":"10.1056\/NEJM199812103392401"},{"key":"p_9","doi-asserted-by":"publisher","DOI":"10.1097\/00006123-200207000-00021"},{"key":"p_10","doi-asserted-by":"crossref","first-page":"541","DOI":"10.1016\/S1042-3680(18)30042-1","volume":"12","author":"Javedan SP","year":"2001","journal-title":"Neurosurg Clin N Am"},{"key":"p_11","doi-asserted-by":"publisher","DOI":"10.1097\/00006123-199601000-00020"},{"key":"p_12","doi-asserted-by":"crossref","first-page":"725","DOI":"10.1016\/S1042-3680(18)30225-0","volume":"9","author":"Lawton MT","year":"1998","journal-title":"Neurosurg Clin N Am"},{"key":"p_13","doi-asserted-by":"publisher","DOI":"10.1227\/00006123-198501000-00026"},{"key":"p_14","doi-asserted-by":"publisher","DOI":"10.3171\/jns.1990.73.4.0496"},{"key":"p_15","doi-asserted-by":"publisher","DOI":"10.1097\/00006123-199807000-00114"},{"key":"p_16","doi-asserted-by":"publisher","DOI":"10.1227\/01.NEU.0000129549.99061.94"},{"key":"p_17","doi-asserted-by":"publisher","DOI":"10.1097\/00006123-198607000-00004"}],"container-title":["Neurosurgical Focus"],"original-title":[],"link":[{"URL":"https:\/\/thejns.org\/view\/journals\/neurosurg-focus\/18\/2\/foc.2005.18.2.7.xml","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/thejns.org\/downloadpdf\/journals\/neurosurg-focus\/18\/2\/foc.2005.18.2.7.xml","content-type":"text\/html","content-version":"vor","intended-application":"syndication"},{"URL":"https:\/\/thejns.org\/downloadpdf\/journals\/neurosurg-focus\/18\/2\/foc.2005.18.2.7.xml","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,5,30]],"date-time":"2026-05-30T08:34:33Z","timestamp":1780130073000},"score":1,"resource":{"primary":{"URL":"https:\/\/thejns.org\/view\/journals\/neurosurg-focus\/18\/2\/foc.2005.18.2.7.xml"}},"subtitle":["Technical note"],"short-title":[],"issued":{"date-parts":[[2005,2]]},"references-count":16,"journal-issue":{"issue":"2"},"URL":"https:\/\/doi.org\/10.3171\/foc.2005.18.2.7","relation":{},"ISSN":["1092-0684"],"issn-type":[{"value":"1092-0684","type":"electronic"}],"subject":[],"published":{"date-parts":[[2005,2]]}}}