Case report demonstrates fatal complications after endovascular treatment of a blood blister-like aneurysm, indicating high risks.
Blood blister-like aneurysms of the internal carotid artery are uncommon lesions that often present with subarachnoid hemorrhage and are considered part of the spectrum of intracranial arterial dissections. Although endovascular treatment options have expanded in recent years, serious complications remain a clinical concern.
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HIROHASHI et al. (2026) studied this question.
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