SAH CFRs vary significantly by RIA location, with VBA and MCA RIAs having the greatest CFRs, mainly due to high sudden death rates. It is unclear whether aneurysms with these high-risk locations could benefit from improved primary/secondary prevention or prehospital management strategies. These findings cannot be directly applied to the preventive treatment of unruptured intracranial aneurysms.
Asikainen et al. (Fri,) studied this question.
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