Protective effect of the microcatheter placed at the normal vertebral artery in intracranial stent-assisted angioplasty for vertebral artery stenosis: A case report

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A carefully designed intracranial stent-assisted angioplasty (SAA) is presented here that may prevent subsequent branch artery occlusion.

Patient concerns:

A 72-year-old man with a 3-month history of progressive and intermittent vertigo without any obvious trigger, accompanied by nausea.


Intracranial atherosclerotic disease.


the patient underwent intracranial SAA in accordance with the procedure described here.


The patient's paroxysmal vertigo completely subsided, with no complications during the short-term follow-up.


This novel intracranial SAA procedure is safe and may reduce the risk of subsequent artery occlusion.

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