Acta Neurochir (2017) 159:1633–1642 DOI 10.1007/s00701-017-3239-4 ORIGINAL ARTICLE - VASCULAR Surgical treatment of unruptured distal basilar artery aneurysm: durability and risk factors for neurological worsening 1 1 1 1 Hidetoshi Matsukawa & Hiroyasu Kamiyama & Takanori Miyazaki & Yu Kinoshita & 1 1 1 1 1 Toshiyuki Tsuboi & Kosumo Noda & Nakao Ota & Norihiro Saito & Rihee Takeda & 1 1 Sadahisa Tokuda & Rokuya Tanikawa Received: 15 February 2017 /Accepted: 31 May 2017 /Published online: 21 June 2017 Springer-Verlag GmbH Austria 2017 Abstract aneurysm localization in the interpeduncular cistern (LIC) and Background Distal basilar artery aneurysms (DBAs) consist perforator territory infarction were related to 30-day NW of basilar apex and basilar artery-superior cerebellar artery (p = 0.002 and 0.002), and DBA that needed bypass surgery bifurcation (BA-SCA) aneurysms. The authors aimed to in- and previously treated recurrent DBA were related to NW at vestigate clinical and radiological differences between two 12 months (p = 0.017 and 0.001). Multivariate analysis locations and to evaluate the 12-month surgical outcome in showed that LIC was significantly related to perforator terri- unruptured DBAs. tory infarction (p =0.003). Methods Fifty-six consecutive patients who underwent surgi- Conclusions Clinical and radiological characteristics were
Acta Neurochirurgica – Springer Journals
Published: Jun 21, 2017
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