No abstract available
MeSH terms
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Aged
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Basilar Artery / abnormalities*
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Basilar Artery / diagnostic imaging
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Central Nervous System Vascular Malformations / diagnostic imaging*
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Cerebral Angiography / methods
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Disease Progression
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Fatal Outcome
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Female
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Humans
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Imaging, Three-Dimensional
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Magnetic Resonance Angiography / methods
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Severity of Illness Index
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Subarachnoid Hemorrhage / diagnostic imaging*
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Subarachnoid Hemorrhage / etiology
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Tomography, X-Ray Computed / methods