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Published on: January 18, 2018
Angioplasty and stenting for patients with symptomatic intracranial atherosclerosis: study protocol of a randomised
Xiao-Ping Cui1, Min Lin1, Jun-Shan Mu1
1Department of Neurology, Fuzhou General Hospital of Nanjing Command, People's Liberation Army and Clinical Medical College of Fujian Medical University, Fuzhou, China.
Insights
This study investigates if percutaneous transluminal angioplasty and stenting (PTAS) improves outcomes for symptomatic intracranial atherosclerosis (ICAS). The randomized trial compares PTAS plus medical treatment versus medical treatment alone to assess stroke and death incidence.
Area of Science:
- Neurology
- Interventional Cardiology
- Clinical Trials
Background:
- Symptomatic intracranial atherosclerosis (ICAS) poses a significant risk of stroke.
- The efficacy of percutaneous transluminal angioplasty and stenting (PTAS) as an adjunct to medical treatment for ICAS remains debated.
- There is a need to evaluate improved PTAS procedures for managing ICAS.
Purpose of the Study:
- To determine the effectiveness and safety of an improved PTAS procedure combined with medical treatment (MT) for patients with symptomatic ICAS.
- To compare the incidence of stroke or death in patients receiving MT plus PTAS versus MT alone.
- To assess secondary outcomes including ischemic stroke, restenosis, and quality of life.
Main Methods:
- A randomized controlled trial conducted in three Chinese hospitals.
- Eligible patients with ICAS were randomized to receive MT plus PTAS or MT alone.
- Primary endpoint: incidence of stroke or death at 30 days. Secondary endpoints: ischemic stroke, in-stent restenosis, modified Rankin Scale, and CSQoL.
Main Results:
- Data on the main results are not yet available as this describes a study protocol.
- The study is registered under NCT02689037.
- Follow-up is planned at 30 days, 3 months, and 12 months post-randomization.
Conclusions:
- The study aims to provide evidence to guide clinical decision-making for ICAS management.
- Findings are expected to inform improvements in current PTAS procedures.
- Dissemination of results will occur through peer-reviewed publications and conference presentations.
Introduction:
Whether adding percutaneous transluminal angioplasty and stenting (PTAS) to background medical treatment is effective for decreasing the incidence of stroke or death in patients with symptomatic intracranial atherosclerosis (ICAS) is still controversial. We perform a randomised controlled trial to examine the effectiveness and safety of an improved PTAS procedure for patients with ICAS.
Methods And Analysis:
A randomised controlled trial will be conducted in three hospitals in China. Eligible patients with ICAS will be randomly assigned to receive medication treatment (MT) plus PTAS or MT alone. The MT will be initiated immediately after randomisation, while the PTAS will be performed when patients report relief of alarm symptoms defined as sudden weakness or numbness. All patients will be followed up at 30 days, 3 and 12 months after randomisation. The primary end point will be the incidence of stroke or death at 30 days after randomisation. Secondary outcomes will be the incidence of ischaemic stroke in the territory of stenosis arteries, the incidence of in-stent restenosis, the Chinese version of the modified Rankin Scale and the Chinese version of the Stroke-Specific Quality of Life (CSQoL).
Ethics And Dissemination:
The study protocol is approved by institutional review boards in participating hospitals (reference number FZ20160003, 180PLA20160101 and 476PLA2016007). The results of this study will be disseminated to patients, physicians and policymakers through publication in a peer-reviewed journal or presentations in conferences. It is anticipated that the results of this study will improve the quality of the current PTAS procedure and guide clinical decision-making for patients with ICAS.
Trial Registration Number:
NCT02689037.
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