Fatih ÖNCÜ MD , Nezih YAYLI MD , Taylan ALTIPARMAK MD , Abdullah ÖZER MD , Hale Zeynep BATUR ÇAĞLAYAN MD , Mehmet Koray AKKAN MD , Ahmet Baran ÖNAL MD , Bijen NAZLIEL MD , Erhan Turgut ILGIT MD
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引用次数: 0
Abstract
Background and Purpose
To evaluate the patency and clinical outcomes of drug-eluting stents (DES) in patients with symptomatic and significant vertebral artery ostial stenosis (VAOS).
Methods
This single-center, retrospective observational study included 31 patients (21 males, 10 females; mean age: 64 ± 10.56 years) who underwent DES placement for severe (>70 %) symptomatic VAOS in our institution between 2013 and 2023. Patients who had received DES placement for other indications—such as dissection, aneurysm, or intracranial vertebral artery stenosis—were excluded. The primary outcomes were technical success, clinical response, and the incidence of peri‑procedural and post-procedural complications. Data were collected and assessed using the hospital's electronic medical records. Follow-up imaging was primarily performed using Doppler ultrasonography (DUS). In equivocal cases, digital subtraction angiography (DSA) and computed tomography angiography (CTA) were performed. Descriptive statistics were used to summarize the data. Continuous variables are presented as mean ± standard deviation, while categorical variables are expressed as counts and percentages.
Results
Technical success was achieved in all patients (100 %). The mean follow-up duration was 20 ± 4 months. Two patients were lost to follow-up and excluded from follow-up analysis. Although no significant restenosis was detected during follow-up, mild in-stent restenosis (<30 %) was observed in two symptomatic patients (6.9 %), both of whom were successfully treated with medical therapy. Our findings demonstrate favorable short-term neurological improvement in acute stroke cases, along with sustained symptom control during long-term follow-up (93.1 %).
Conclusion
This study supports the long-term efficacy and safety of second-generation DES in treating VAOS. The results are consistent with the Vertebral Artery Ischaemia Stenting Trial (VIST), particularly in demonstrating low complication rates in extracranial vertebral artery stenosis.
期刊介绍:
The Journal of Stroke & Cerebrovascular Diseases publishes original papers on basic and clinical science related to the fields of stroke and cerebrovascular diseases. The Journal also features review articles, controversies, methods and technical notes, selected case reports and other original articles of special nature. Its editorial mission is to focus on prevention and repair of cerebrovascular disease. Clinical papers emphasize medical and surgical aspects of stroke, clinical trials and design, epidemiology, stroke care delivery systems and outcomes, imaging sciences and rehabilitation of stroke. The Journal will be of special interest to specialists involved in caring for patients with cerebrovascular disease, including neurologists, neurosurgeons and cardiologists.