{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,12,10]],"date-time":"2025-12-10T16:01:21Z","timestamp":1765382481179},"reference-count":15,"publisher":"Scientific Scholar","content-domain":{"domain":["surgicalneurologyint.com"],"crossmark-restriction":true},"short-container-title":[],"abstract":"\nBackground: <\/jats:title>\nCerebral aneurysms arising from fenestration of the A1 portion of the anterior cerebral artery (ACA) (A1 fenestration) with the accessory middle cerebral artery (MCA) is rare. Herein, we report a ruptured cerebral aneurysm arising from A1 fenestration combined with the accessory MCA that was successfully treated with coil embolization.<\/jats:p>\n<\/jats:sec>\n\nCase Description: <\/jats:title>\nA 51-year-old woman suddenly experienced a severe occipital headache and was admitted to our hospital. Detailed examination revealed subarachnoid hemorrhage due to a cerebral aneurysm arising from A1 fenestration combined with the accessory MCA. Hence, coil embolization was performed, and a favorable outcome was obtained.<\/jats:p>\n<\/jats:sec>\n\nConclusion: <\/jats:title>\nCoil embolization of the cerebral aneurysm arising from the A1 fenestration of the ACA combined with the accessory MCA is considered to be useful.<\/jats:p>\n<\/jats:sec>","DOI":"10.25259\/sni_507_2023","type":"journal-article","created":{"date-parts":[[2023,9,1]],"date-time":"2023-09-01T06:21:00Z","timestamp":1693549260000},"page":"311","update-policy":"http:\/\/dx.doi.org\/10.25259\/crossmark_policy","source":"Crossref","is-referenced-by-count":2,"title":["Ruptured small cerebral aneurysm occurring at the fenestration of the A1 portion of the anterior cerebral artery, combined with accessory middle cerebral artery branching from the crus: A case report"],"prefix":"10.25259","volume":"14","author":[{"given":"Seigo","family":"Kimura","sequence":"first","affiliation":[{"name":"Department of Neurosurgery, Kouzenkai Yagi Neurosurgical Hospital, Osaka, Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Masaki","family":"Komiyama","sequence":"additional","affiliation":[{"name":"Department of Neuro-Intervention, Osaka City General Hospital, Osaka, Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Hirokatsu","family":"Taniguchi","sequence":"additional","affiliation":[{"name":"Department of Neurosurgery, Kouzenkai Yagi Neurosurgical Hospital, Osaka, Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Masahiko","family":"Wanibuchi","sequence":"additional","affiliation":[{"name":"Department of Neurosurgery, Osaka Medical and Pharmaceutical University Hospital, Takatsuki, Japan."}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"10894","published-online":{"date-parts":[[2023,9,1]]},"reference":[{"key":"10.25259\/SNI_507_2023\/ref-1","doi-asserted-by":"crossref","first-page":"421","DOI":"10.1016\/S0140-6736(62)90281-7","article-title":"The pathology of ruptured middle-cerebral aneurysms with special reference to the differences between the sexes","volume":"2","author":"Crompton","year":"1962","journal-title":"Lancet"},{"key":"10.25259\/SNI_507_2023\/ref-2","first-page":"975","article-title":"Ruptured intracranial aneurysm combined with multiple cerebral vessel anomalies; a case report","volume":"19","author":"Dong","year":"1991","journal-title":"No Shinkei Geka"},{"key":"10.25259\/SNI_507_2023\/ref-3","first-page":"75","article-title":"Unruptured cerebral aneurysm associated with fenestration of the anterior cerebral artery successfully treated with coil embolization using an intracranial stent: A case report","volume":"43","author":"Eto","year":"2015","journal-title":"No Shinkei Geka"},{"key":"10.25259\/SNI_507_2023\/ref-4","first-page":"63.2","article-title":"The circle of Willis: An examination of 700 specimens","volume":"40","author":"Fawcett","year":"1905","journal-title":"J Anat Physiol"},{"key":"10.25259\/SNI_507_2023\/ref-5","doi-asserted-by":"crossref","first-page":"211","DOI":"10.2176\/nmc.23.211","article-title":"Aneurysms of the fenestrated anterior cerebral artery. 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