World Neurosurgery: X 2019 DOI: 10.1016/j.wnsx.2018.100003 View full text
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Taro Suzuki, Yosuke Akamatsu, Sotaro Oshida, Kenta Aso, Mitsumasa Osakabe, Hiroshi Kashimura

Abstract: Objectives In approximately 15% of cases of spontaneous subarachnoid hemorrhage (SAH), an obvious source of bleeding cannot be identified by angiography; these are considered cases of SAH of unknown etiology. A rare case of cisternal pilocytic astrocytoma (PA) presenting with SAH is reported. The usefulness of the balanced steady-state free precession (bSSFP) sequence for magnetic resonance imaging (MRI) to detect small cisternal lesions is discussed. Case Description T…

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