The duplex Doppler examination of carotid and vertebral arteries is the primary diagnostic method in detecting disorders leading to the brain blood supply disturbances. In many cases, in patients with carotid artery stenosis, the Doppler ultrasound plays a major role in the process of qualification to the reconstructive procedures. Regardless of the widespread availability and high sensitivity and specificity of this method it's burdened with serious drawbacks. The most important of them are evaluation subjectivity and variety of methods to assess stenosis degree and the nature of atherosclerotic plaques. They often cause difficulties in comparing the test results carried out in different centers and to find correlations with other imaging methods results. In order to overcome these drawbacks, Polish Society for Vascular Surgery has attempted to develop recommendations for uniform methodology of carotid and vertebral arteries Doppler examination. Legal terms, the manner of examination and its interpretation were presented. Proposing the way of highlights results and messages conclusion to enable the recommendationsimplementation of endovascular and surgical qualifications relating to surgical treatment. We hope that these recommendations will help to standardize examination techniques.
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http://dx.doi.org/10.5603/KP.2014.0059 | DOI Listing |
Surg Radiol Anat
December 2024
Department of Neurosurgery, Saitama Sekishinkai Hospital, 2-37-20 Irumagawa, Sayama, Saitama, 350-1305, Japan.
Purpose: To describe a case in which a right replaced posterior cerebral artery (PCA) was associated with an ipsilateral superior cerebellar artery (SCA) type persistent trigeminal artery (PTA) variant.
Methods: A 53-year-old man who had been diagnosed with chronic dissection of the left vertebral artery (VA) 4 months previously underwent follow-up magnetic resonance (MR) angiography using a 3-Tesla scanner.
Results: MR angiography showed a slightly dilated left VA at the terminal segment without interval change.
Stroke
December 2024
Department of Neurology, Medical University of Innsbruck, Austria. (L.M.-S., M.K., T.P., S.K., R.P.).
Background: The pathogenesis of spontaneous cervical artery dissection remains unclear, and no established predictors of recurrence exist. Our goal was to investigate the potential association between cervical artery tortuosity, a characteristic of patients with connective tissue disorder, and spontaneous cervical artery dissection.
Methods: The ReSect study (Risk Factors for Recurrent Cervical Artery Dissection) is an observational study that invited all spontaneous cervical artery dissection patients treated at the Innsbruck University Hospital between 1996 and 2018 for clinical and radiological follow-up.
Zh Nevrol Psikhiatr Im S S Korsakova
December 2024
Akhunbaev Kyrgyz State Medical Academy, Bishkek, Kyrgyzstan.
Objective: To investigate the structural and functional characteristics of the carotid and vertebral arteries and their relationship with tumor necrosis factor-alpha (TNF-α) levels in patients with chronic non-infectious diseases (CNIDs), considering sex differences.
Unlabelled: Material and Methods. A retrospective analysis of clinical and laboratory data of 760 patients with chronic non-communicable diseases (average age 52.
Front Neurol
November 2024
Caring Medical Florida, Fort Myers, FL, United States.
Ligamentous cervical instability, especially ligamentous upper cervical instability, can be the missing structural cause and/or co-morbidity for many chronic disabling brain and systemic body symptoms and diagnoses. Due to the forward head-facedown lifestyle from excessive computer and cell phone usage, the posterior ligament complex of the cervical spine undergoes a slow stretch termed "creep" which can, over time, lead to cervical instability and a breakdown of the cervical curve. As this degenerative process continues, the cervical curve straightens and ultimately becomes kyphotic, a process called cervical dysstructure; simultaneously, the atlas (C1) moves forward, both of which can lead to encroachment of the structures in the carotid sheath, especially the internal jugular veins and vagus nerves.
View Article and Find Full Text PDFKyobu Geka
November 2024
Department of Cardiovascular Surgery, Sunagawa City Medical Center, Sunagawa, Japan.
A 61-year-old man was referred to our hospital for Stanford type A acute aortic dissection and an emergency operation was planned. In this case, the aberrant left vertebral artery originated directly from the aortic arch. Total arch replacement at the level between the left carotid artery and left aberrant vertebral artery was performed and an open stent graft was deployed in the true lumen of the descending aorta to obtain better distal aortic remodeling.
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