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Objective: To explore the interventional therapy and clinical efficacy of extracranial ICA aneurysm.
Methods: The clinical data of eight patients with extracranial ICA aneurysm treated by interventional stent implantation from December 2014 to February 2018 in the Neurosurgery Department of the Third Hospital of Mianyang were analyzed. And this research was a retrospective analysis. All patients underwent digital subtraction angiography (DSA) and were diagnosed with extracranial carotid artery aneurysm. These patients, therefore, were treated with interventional stent implantation.
Results: Interventional treatment was successfully conducted on all eight patients. In eight patients, the aneurysm cavity was not developed immediately after angiography, and in one case, the aneurysm cavity was developed with coil-assisted embolization. All the internal carotid arteries were well developed, with no complications such as intraoperative rupture, bleeding and thrombosis occur. Follow-up for three months to two years showed that the patients recovered well, the GOS score was 4 points for patients with cerebral infarction, and the rest reached five points. Follow-up CTA showed no signs of aneurysm recurrence or ICA restenosis.
Conclusion: Interventional stent placement is a preferable and relatively safe method for the treatment of extracranial carotid artery aneurysm with less trauma and short operation time.
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http://dx.doi.org/10.12669/pjms.37.4.3957 | DOI Listing |
J Neurotrauma
September 2025
The Max Harry Weil Institute for Critical Care Research and Innovation, University of Michigan, Ann Arbor, Michigan, USA.
Cerebrovascular autoregulation (CA) is a protective mechanism against brain injury. We present an ultrasound-based volumetric blood flow indices to monitor CA. Swine were instrumented under general anesthesia to monitor mean arterial blood pressure (MAP), intracranial pressure (ICP), and blood flow in the internal carotid artery (ICA) and femoral artery (FA) and flow velocity and volumetric flow in the middle cerebral artery (MCA) using transcranial Doppler.
View Article and Find Full Text PDFSingapore Med J
August 2025
Yong Loo Lin School of Medicine, National University of Singapore, Singapore.
Patients with symptomatic atherosclerotic internal carotid artery (ICA) or middle cerebral artery (MCA) occlusions face a high risk of recurrent ischaemic stroke despite best medical therapy. Previous trials of extracranial-intracranial (EC-IC) bypass surgery showed no benefit for stroke prevention in this population, but they may have been underpowered. This study evaluates the efficacy of EC-IC bypass surgery in reducing the risk of the composite outcome of stroke or death within 30 days or ipsilateral ischaemic stroke beyond 30 days through 2 years.
View Article and Find Full Text PDFFront Neurol
August 2025
Department of Neurology, Seoul National University Hospital, Seoul National University College of Medicine, Seoul, Republic of Korea.
Purpose: Extracranial internal carotid artery (ICA) stenosis is a known cause of large artery ischemic stroke. However, its association with cerebral arterial hemodynamics has been relatively underexplored. This study investigates the relationship between extracranial ICA stenosis and signal intensity gradient (SIG) in major cerebral arteries.
View Article and Find Full Text PDFInt Angiol
August 2025
Division of Vascular Surgery, Department of Surgery, Northwestern University Feinberg School of Medicine, Chicago, IL, USA -
Anatomic variations of the cervical internal carotid artery (ICA) are present in a significant incidence of the general population. These variations can include redundancy of the ICA, loops, kinks, and coils. When present, these anatomical variances must be addressed at the time of carotid endarterectomy (CEA) and may contribute to technical complexity associated with the operation.
View Article and Find Full Text PDFOral Maxillofac Surg
August 2025
Universidad de Valencia, Valencia, Spain.
Purpose: This study aims to describe and evaluate a minimally invasive technique to improve surgical access to the distal cervical segment of the extracranial internal carotid artery (DCSICA) by performing a controlled mandibular subluxation assisted by a prefabricated occlusal splint.
Methods: Seven patients requiring surgical exposure of DCSICA were selected. Diagnoses included five Shamblin III carotid body tumors, one internal carotid artery (ICA) aneurysm, and one case of ICA stenosis.