Patente US6295990 - Methods and systems for treating ischemia - Google Patentes
Such methods are particularly suitable for treating acute stroke to prevent damage to the cerebral tissue. ... to maintain oxygenation and relieve ischemia in tissue distal to the occlusion. In another aspect, interventional devices, such ... result from thrombosis at a pre-existing atherosclerotic lesion or may result from the shedding of an embolus from an artery ... A blood vessel BV which is usually an artery, more usually a cerebral artery, such as a carotid artery, vertebral artery, or an ...http://www.google.es/patents/US6295990
'cerebral infarction' Protocols and Video...
Performing Permanent Distal Middle Cerebral with Common Carotid Artery Occlusion in Aged Rats to Study Cortical Ischemia with ... Ferric Chloride-induced Thrombosis Mouse Model on Carotid Artery and Mesentery Vessel', 'Rat Model of Photochemically-Induced ... Quantification of Atherosclerotic Plaque Activity and Vascular Inflammation using [18-F] Fluorodeoxyglucose Positron Emission ... Focal Cerebral Ischemia Model by Endovascular Suture Occlusion of the Middle Cerebral Artery in the Rat', 'Rose Bengal ...https://www.jove.com/keyword/cerebral+infarction
Thrombosis due to "unstable" atherosclerotic plaque is the main mechanism underlying acute coronary syndromes, and vascular ... For example, in the basilar and proximal middle cerebral arteries, stroke can result from occlusion of a small branch vessel by ... Slowly growing but stable plaque can also cause cerebral ischaemia due to stenosis and hypoperfusion without thromboembolism. ... Carotid plaques are typically slow growing or quiescent for long periods but may suddenly develop ruptures, fissures, or ...http://www.bmj.com/content/334/7590/379
Transient Ischemic Attack and Surgical Management by Endarterectomy: A Study of 110 Cases | The American Academy of...
CEREBRAL INFARCT. Arterial thrombosis and atheroscerosis with occlusion of the cerebral arteries (as a result of this ... 3. If retinal ischemia is found (temporary or permanent).. 4. If there is a carotid bruit, angiography should be done. ... A. Ulceration of an atherosclerotic plaque at the carotid bifurcation (such as in vaivulu heart disease or myocardial ... 1. Carotid Artery System. The classic history for transient ischemic attack in the carotid system is one of swift onset of ...http://aanos.org/transient-ischemic-attack-and-surgical-management-by-endarterectomy-a-study-of-110-cases/
Basilar Artery Thrombosis Differential Diagnoses
Acute basilar artery thrombosis is associated with a poor prognosis. However, the advent of high-quality, reliable, and ... Astrup J, Siesjo BK, Symon L. Thresholds in cerebral ischemia - the ischemic penumbra. Stroke. 1981 Nov-Dec. 12(6):723-5. [ ... Transluminal angioplasty for atherosclerotic disease of the vertebral and basilar arteries. J Neurosurg. 1993 Feb. 78(2):192-8 ... Atherosclerosis of the carotid and vertebral arteries: extracranial and intracranial. J Neuropathol Exp Neurol. 1965. 24:455- ...https://emedicine.medscape.com/article/1161044-differential
Therapeutic effect of enterprise stent-assisted embolization for very small ruptured intracranial aneurysms.
Enterprise stent in recanalizing non-acute atherosclerotic intracranial internal carotid artery occlusion. ... 1 case of intraprocedure aneurysm rupture who died from cerebral herniation caused by severe postoperative cerebral ischemia ... during the hospital stay, and the other 2 complications were acute in-stent thrombosis, and occlusion of parent artery caused ... Arteries are blood vessels that carry blood away from your heart to other parts of your body. A stent is placed in an artery as ...https://www.bioportfolio.com/resources/pmarticle/1820509/Therapeutic-effect-of-enterprise-stent-assisted-embolization-for-very-small-ruptured-intracranial.html
Superficial and multiple calcifications and ulceration associate with intraplaque hemorrhage in the carotid atherosclerotic...
"Superficial and multiple calcifications and ulceration associate with intraplaque hemorrhage in the carotid atherosclerotic ... Carotid plaque hemorrhage. Its role in production of cerebral ischemia. Lusby, RJ; Ferrell, LD; Ehrenfeld, WK; Stoney, RJ; ... Albuquerque LC, Narvaes LB, Maciel AA et al (2007) Intraplaque CT imaging of carotid artery atherosclerotic plaques. AJNR Am J ... thrombosis, ulceration. and stroke pathogenesis. Stroke ships with any companies, whose products or services may be related to ...https://www.deepdyve.com/lp/springer_journal/superficial-and-multiple-calcifications-and-ulceration-associate-with-x8yhOdKiu8
New Ischemic Brain Lesions on Diffusion-Weighted MRI after Carotid Artery Stenting with Filter Protection: Frequency and...
Cerebral ischemia detected with diffusion-weighted MR imaging after stent implantation in the carotid artery. AJNR Am J ... characteristics of atherosclerotic carotid plaques may be useful in heralding embolic potential in the carotid arteries. ... resulting in embolization or thrombosis.41 Several authors have reported that plaques in the carotid arteries associated with ... Cerebral ischemia after filter protected carotid artery stenting is common and cannot be predicted by the presence of ...http://www.ajnr.org/content/33/4/708
Diffusion measurement of intraplaque hemorrhage and intramural hematoma using diffusion weighted MRI at 3T in cervical artery |...
... and to evaluate carotid intraplaque haemorrhage (IPH) and... ... direct thrombus imaging in patients with cerebral ischemia. ... Objectives To assess the difference between carotid haemorrhagic plaque and non-haemorrhagic plaque by using diffusion-weighted ... Chu B, Kampschulte A, Ferguson MS et al (2004) Hemorrhage in the atherosclerotic carotid plaque: a high-resolution MRI study. ... Toussaint JF, Southern JF, Fuster V, Kantor HL (1997) Water diffusion properties of human atherosclerosis and thrombosis ...https://link.springer.com/article/10.1007%2Fs00330-015-4149-6
Protocols and Video Articles Authored by Zhongyang Lu
Transient focal cerebral ischemia in adult mice was induced by ligations of the right middle cerebral artery (MCA) and both ... mice for 10 weeks significantly reduced atherosclerotic lesions. Although atherosclerotic lesions in non-diabetic apoE-/- mice ... common carotid arteries (CCAs). All mice were subjected to bromodeoxyuridine (BrdU) injection and sacrificed at different time ... Thrombosis, and Vascular Biology. May, 2012 , Pubmed ID: 22596222 It is known that toll-like receptor 4 (TLR4) plays an ...https://www.jove.com/author/Zhongyang_Lu
JoVE | Peer Reviewed Scientific Video Journal - Methods and Protocols
... middle cerebral artery occlusion, MCAO, bilateral common carotid artery occlusion, BCCAO, brain, ischemia, occlusion, ... A Human Ex Vivo Atherosclerotic Plaque Model to Study Lesion Biology. Authors: Christian Erbel, Deniz Okuyucu, Mohammadreza ... the coronary revascularization bears also the life-threatening risks of in-stent thrombosis and restenosis. Research on new ... Focal Cerebral Ischemia Model by Endovascular Suture Occlusion of the Middle Cerebral Artery in the Rat ...https://www.jove.com/visualize/abstract/24732408/impact-coexisting-coronary-artery-disease-on-occurrence-cerebral
Harrison's Principle.. - English
258). Focal ischemia or infarction, on the other hand, is usually caused by thrombosis of the cerebral vessels themselves or by ... The three most common locations are the terminal internal carotid artery, MCA67 bifurcation, and top of the basilar artery. ... for identifying and quantifying atherosclerotic stenoses of the cerebral arteries and for identifying and characterizing other ... and visual field defects can occur with an expanding supraclinoid carotid or anterior cerebral artery aneurysm. Occipital and ...https://www.slideshare.net/dennis43/harrisons-principle
Elective stenting for symptomatic middle cerebral artery stenosis presenting as transient ischaemic deficits or stroke attacks:...
... the smaller lumen of the vessel increases the likelihood of acute thrombosis with complicating ischaemia. We experienced ... Bogousslavsky J, Barnett HJ, Fox AJ, et al. Atherosclerotic disease of the middle cerebral artery. Stroke 1986;17:1112-20. ... Al-Mubarak N, Gomez CR, Vitek JJ, et al. Stenting of symptomatic stenosis of the intracranial internal carotid artery. AJNR Am ... between anterior cerebral artery and MCA, and between posterior cerebral artery and MCA) in four. Six lesions (50%) were ...http://jnnp.bmj.com/content/75/6/847
Atherosclerotic Carotid Vulnerable Plaque and Subsequent Stroke: A High-Resolution MRI Study
An asymptomatic lesion was defined as producing no ipsilateral symptoms or signs caused by cerebral or retinal ischemia with ... Atherosclerotic plaque rupture in symptomatic carotid artery stenosis. J Vasc Surg. 1996;23:755-765. [PubMed] ... hemorrhage and thrombosis. This kind of lesions in severe CA stenosis was subject to higher blood flow of the carotid ... Contrast-enhanced high resolution MRI for atherosclerotic carotid artery tissue characterization. J Magn Reson Imaging. 2002;15 ...http://pubmedcentralcanada.ca/pmcc/articles/PMC2814027/
Carotid Artery Stenosis Imaging: Practice Essentials, Radiography, Computed Tomography
... scanning of the brain may demonstrate areas of cerebral ischemia versus areas of complete cerebral infarction. [30, 31, 32] ... Carotid thrombosis. Care must be exercised in cases of carotid thrombosis. Very slow flow rates may be missed if the timing of ... Such atherosclerotic plaques have a high risk of causing stroke. Other vulnerable plaques progress rapidly. The factors that ... carotid bulb). ec = external carotid artery; f = facial artery; l = lingual artery; ic = internal carotid artery; im = internal ...https://emedicine.medscape.com/article/417524-overview
Intracranial Angioplasty & Stenting for Cerebral Atherosclerosis: A Position Statement of the American Society of...
... internal carotid or middle cerebral artery) or posterior (vertebral or basilar artery) circulation. The mean patient age was 57 ... Bogousslavsky J, Barnett HJ, Fox AJ, Hachinski VC, Taylor W. Atherosclerotic disease of the middle cerebral artery. Stroke 1986 ... Constantinides P. Pathogenesis of cerebral artery thrombosis in man. Arch Pathol 1967;83:422-428. ... Gress et al published the results of intracranial angioplasty in 25 patients for symptomatic vertebrobasilar ischemia in whom ...http://www.ajnr.org/content/26/9/2323.full
Similar papers for Platelet aggregation and fibrinolytic activity in transient cerebral ischemia. - Semantic Scholar
Atherosclerotic abnormalities were demonstrated in 13 and a total occlusion of the interior carotid artery was found in one ... The present study was performed in 34 patients with transient cerebral ischemia, TCI. Twenty-four of the patients were examined ... Platelet volume, aggregation, and adenosine triphosphate release in cerebral thrombosis.. *H Tohgi, H Suzuki, K Tamura, B ... Atherosclerotic abnormalities were demonstrated in 13 and a total occlusion of the interior carotid artery was found in one ...https://www.semanticscholar.org/paper/Platelet-aggregation-and-fibrinolytic-activity-in-Andersen-Gormsen/696c96b8ffcb7902d7ad082b7b9cf68568978e29?tab=relatedPapers
Aortic Atherosclerotic Disease and Stroke | Circulation
Miller Fisher1 stressed the importance of carotid artery atherosclerosis as a major cause of cerebral infarction. Later that ... In the coronary arteries, thrombosis has been shown to occur when the arterial wall contains a large lipid core, which ... Proximal aortic atheroma: an independent risk factor for cerebral ischemia. Stroke. 1995; 26: 218-224. ... Carotid Artery Disease. Although aortic plaques are independent risk factors for stroke and peripheral emboli, it is not ...http://circ.ahajournals.org/content/114/1/63.full
Aortic Arch Related Cerebral Hazard Trial (ARCH) - Full Text View - ClinicalTrials.gov
Atherosclerotic stenosis ipsilateral to the embolic territory: internal carotid artery stenosis greater than 70%, or severe ( ... Ischemia. Pathologic Processes. Necrosis. Embolism and Thrombosis. Vascular Diseases. Cardiovascular Diseases. Brain Ischemia. ... Patients with Transient Ischemic attack or brain infarction of unknown cause (no ipsilateral internal carotid artery origin ... Atherosclerotic plaque in the thoracic aorta is defined as wall thickness ≥ 4 mm where the protruding material is the largest, ...https://clinicaltrials.gov/ct2/show/NCT00235248
Carotisendarteriektomie | SpringerLink
Immediate effects of carotid clamp release on middle cerebral artery blood flow velocity during carotid endarterectomy. Eur J ... Carotid endarterectomy and prevention of cerebral ischemia in symptomatic carotid stenosis. Veterans Affairs Cooperative ... 1938) Thrombosis of the left internal carotid artery. Arch Surg 37:100-111CrossRefGoogle Scholar ... Importance of intracranial atherosclerotic disease in patients with symptomatic stenosis of the internal carotid artery. The ...https://link.springer.com/chapter/10.1007/978-3-642-57629-4_16
Transient ischemic attack - Wikipedia
Another common culprit of TIA is an atherosclerotic plaque located in the common carotid artery, typically by the bifurcation ... In-situ thrombosis, an obstruction that forms directly in the cerebral vasculature unlike the remote embolism spoken about ... A transient ischemic attack (TIA) is a brief episode of neurological dysfunction caused by loss of blood flow (ischemia) in the ... Carotid ultrasonography is often used to screen for carotid artery stenosis, as it is more readily available. However, all of ...https://en.wikipedia.org/wiki/Transient_ischemic_attack
The Evolution of Surgery for the Treatment and Prevention of Stroke | Stroke
Carotid endarterectomy and prevention of cerebral ischemia in symptomatic carotid stenosis. JAMA. 1991;266:3289-3294. ... Carrea R, Molins M, Murphy G. Surgical treatment of spontaneous thrombosis of the internal carotid artery in the neck: carotid- ... Surgical treatment of atherosclerotic occlusion of the internal carotid artery. Ann Surg. 1957;146:487-496. ... Anastomosis of the external carotid artery or one of its branches with the internal carotid artery above the area of narrowing ...http://stroke.ahajournals.org/content/27/8/1427.long
Patent US20050169968 - Conjugates comprising a biodegradable polymer and uses therefor - Google Patents
For example, a conjugate comprising an apyrase can be used for treating and preventing thrombosis, atherosclerotic plaque ... cerebral artery thrombosis, intracardiac thrombosis, peripheral artery thrombosis, venous thrombosis, cerebral artery ... coronary and cerebral ischemia; and the prevention of reocclusion following thrombosis, thrombotic disorders icluding coronary ... For example, a conjugate comprising an apyrase can be used for treating and preventing thrombosis, atherosclerotic plaque ...http://www.google.com/patents/US20050169968?dq=6188988
Infections Cause Stroke
Chlamydia pneumoniae in atherosclerotic middle cerebral artery. D Virok, Z Kis, L Karai, L Intzedy, K Burian, A Szabo, B Ivanyi ... Chlamydia pneumoniae in atherosclerotic carotid artery plaques: high prevalence among heavy smokers. N Dobrilovic, L Vadlamani ... 43 consecutive patients with acute CAD and 58 consecutive patients younger than 50 years with acute cerebral ischemia from ... Risk factors for peripartum and postpartum stroke and intracranial venous thrombosis. DJ Lanska, RJ Kryscio. Stroke 2000 Jun;31 ...http://smokershistory.com/stroke.htm
Advances in Interventional Neuroradiology 2007 | Stroke
Cerebral ischemia after filter-protected carotid artery stenting is common and cannot be predicted by the presence of ... A novel approach is to use a high-coverage, endoluminal mesh to divert flow and thus induce aneurysm thrombosis. The Pipeline ... A novel, self-expanding, nitinol stent in medically refractory intracranial atherosclerotic stenoses: the Wingspan study. ... versus intravenous thrombolysis in internal carotid artery dissection with tandem internal carotid and middle cerebral artery ...http://stroke.ahajournals.org/content/39/2/268