Objective: to evaluate early and mid-term term results of carotid endarterectomy (CEA) in patient with and without contralateral carotid occlusion.
Methods: between 1996 and 1999, 1324 CEAs were performed. In 82 patients contralateral carotid artery occlusion was present (group I); 1242 patients had patent contralateral carotid (group II). All patients were operated under general anaesthesia, and selective shunting was based on somatosensory evoked potentials (SEPs). Ultrasonographic follow-up was performed at 1, 6 and 12 months and then once a year. Early results and follow-up data were analysed retrospectively.
Results: in group I there was a significantly higher incidence of SEPs reduction and shunt insertion; however, there were no differences in terms of perioperative complications. The cumulative stroke and death rate at 30 days in group 1 and group 2 were 2.4% vs 1.4% (p=n.s.), respectively. At a mean follow-up of 15 months there were no differences between the two groups in terms of cumulative symptom-free survival.
Conclusions: the presence of contralateral carotid occlusion caused an increased use of shunt, but not in early complications rates.
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http://dx.doi.org/10.1053/ejvs.2002.1612 | DOI Listing |
Biology (Basel)
November 2024
Department of Medicine, Division of Cardiology, University of Washington, Seattle, WA 98195, USA.
Atherosclerosis is caused by the accumulation of cholesterol within intimal smooth muscle cells (SMCs) and macrophages. However, the transporter ATP-binding cassette subfamily A, member 1 (ABCA1), can remove cholesterol from these intimal, cells reducing atherosclerosis. Antagomir-mediated inhibition of miR-33a-5p, a microRNA that represses ABCA1 translation, promotes ABCA1-dependent cholesterol efflux and may impede atherosclerosis development.
View Article and Find Full Text PDFEur J Radiol
December 2024
Department of Radiology, Taipei Veterans General Hospital, Taipei, Taiwan; School of Medicine, National Yang Ming Chiao Tung University, Taipei, Taiwan. Electronic address:
Background And Purpose: The quantitative intra-arterial flow dynamics following percutaneous transluminal angioplasty and stenting (PTAS) for severe intracranial artery stenosis have never been investigated. We aimed to evaluate peritherapeutic intracranial artery flow dynamics following PTAS with quantitative magnetic resonance angiography (qMRA) to predict long-term stent patency.
Design: This is a prospective, single-center study.
J Clin Neurosci
January 2025
Department of Neurovascular Research, Kobe City Medical Center General Hospital, 2-1-1 Minatojima Minamimachi, Chuo-ku, Kobe, Hyogo 650-0047, Japan; Department of Neurosurgery, Seijinkai Shimizu Hospital, 11-2 Yamadanakayoshimicho, Nishikyo-ku, Kyoto, Japan.
Background: Past studies have reported that vertebrobasilar dolichoectasia (VBD) patients may develop similar arteriopathies other than the vertebrobasilar system. However, the details of these VBD-related arteriopathies are still unclear.
Methods: We retrospectively enrolled patients diagnosed with VBD at two stroke centers in Japan between January 2012 and December 2023.
Surg Radiol Anat
January 2025
Ovidius" University From Constanţa, Constanța, Romania.
Purpose And Background: The trigeminal artery is a rare anatomical variant, representing an embryonic vestige of the anastomosis between the internal carotid artery and the posterior circulator system, that can be asymptomatic or could have vast clinical manifestations produced by insufficient flow or by vascular nervous conflicts. This study is an anatomical presentation of 3 trigeminal artery cases observed at Medimar Imagistic Services Constanta.
Methods: The 3 trigeminal artery cases were discovered on a 860 magnetic resonance angiographies (0.
Acta Radiol
December 2024
Department of Interventional Radiology, The First Affiliated Hospital of Nanjing Medical University, Nanjing, PR China.
Background: In-stent restenosis (ISR) is a potential severe complication that occurs in patients with severe carotid artery narrowing after carotid angioplasty and stent placement. However, this phenomenon has not been fully studied in the context of interventional treatment for chronic internal carotid artery occlusion (CICAO).
Purpose: To quantify the ISR rate and identify the risk factors leading to this event.
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