Analysis shows high occlusion rates for fusiform intracranial aneurysms, suggesting increased morbidity compared to saccular aneurysms.
Treatment of fusiform IAs achieved high occlusion rates but carried substantially higher morbidity than typically reported for saccular aneurysms. Given the low rupture rate and modest progression risk, treatment may be best reserved for ruptured or progressing lesions.
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Hannan et al. (2026) studied this question.
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