Cerebral Revascularization
Microsurgical revascularization to improve intracranial circulation. It usually involves joining the extracranial circulation to the intracranial circulation but may include extracranial revascularization (e.g., subclavian-vertebral artery bypass, subclavian-external carotid artery bypass). It is performed by joining two arteries (direct anastomosis or use of graft) or by free autologous transplantation of highly vascularized tissue to the surface of the brain.
Moyamoya Disease
A noninflammatory, progressive occlusion of the intracranial CAROTID ARTERIES and the formation of netlike collateral arteries arising from the CIRCLE OF WILLIS. Cerebral angiogram shows the puff-of-smoke (moyamoya) collaterals at the base of the brain. It is characterized by endothelial HYPERPLASIA and FIBROSIS with thickening of arterial walls. This disease primarily affects children but can also occur in adults.
Myocardial Revascularization
Coronary Artery Bypass
Angioplasty, Balloon, Coronary
Treatment Outcome
Stents
Cerebral Infarction
The formation of an area of NECROSIS in the CEREBRUM caused by an insufficiency of arterial or venous blood flow. Infarcts of the cerebrum are generally classified by hemisphere (i.e., left vs. right), lobe (e.g., frontal lobe infarction), arterial distribution (e.g., INFARCTION, ANTERIOR CEREBRAL ARTERY), and etiology (e.g., embolic infarction).
Myocardial Infarction
Neurology
Hypericum
Genus of perennial plants in the family CLUSIACEAE (sometimes classified as Hypericaceae). Herbal and homeopathic preparations are used for depression, neuralgias, and a variety of other conditions. Hypericum contains flavonoids; GLYCOSIDES; mucilage, TANNINS; volatile oils (OILS, ESSENTIAL), hypericin and hyperforin.
Giant basilar artery aneurysms encorporating the posterior cerebral artery: bypass surgery and coil occlusion--two case reports. (1/349)
Giant aneurysms of the basilar artery are rare. With a diameter of 25 mm or more they are often partially thrombosed and show atheromatous plaques. There are some problems in the treatment especially when the aneurysm is broadbased with bulbous origin encorporating the origin of the posterior cerebral artery (PCA). In many of these cases neither operative clipping alone nor coil embolization alone will be practical without causing an ischemia in the depending brain areas. We will report about two patients with giant aneurysms of the basilar artery involving the origin of the PCA and a combined surgical and interventional neuroradiological approach. Preoperatively both patients showed only mild neurological symptoms (slight left hemiparesis, incomplete hemianopsia). We anastomosed the superficial temporal artery as an extracranial-intracranial bypass end-to-side to the PCA followed by clipping the PCA out of the aneurysm. Next day embolization of the aneurysm with Guglielmi ditachable coils was done. Both patients recovered without complications. An angiographic control showed no more filling of the aneurysm and a free running bypass feeding the PCA. In our opinion this combined approach is an effective method to treat giant aneurysms of the basilar artery which involve the origin of the PCA when clipping alone is impossible. (+info)An indirect revascularization method in the surgical treatment of moyamoya disease--various kinds of indirect procedures and a multiple combined indirect procedure. (2/349)
The indirect non-anastomotic bypass procedures for moyamoya disease are herein reviewed, and our multiple combined indirect procedure, i.e. a fronto-parieto-temporal combined indirect bypass procedure, is also introduced. Direct procedures such as superficial temporal artery-middle cerebral artery anastomosis are able to form collaterals with a high reliability, but these procedures are often difficult to technically perform in small children, and complications, when they occur, tend to be severe. Indirect procedures, such as encephalo-duro-arterio-synangiosis (EDAS), encephalo-myo-synangiosis (EMS), and encephalo-myo-arterio-synangiosis (EMAS) etc., are safe and easy and also successfully form collaterals especially in children with moyamoya disease. However, there are a few drawbacks with such procedures. They do not always form sufficient collaterals. The area where the original EDAS using the posterior branch of the superficial temporal artery can be done is also limited. Moreover, because the area covered by each single procedure is small, the collateral formation obtained by a single procedure is not always satisfactory. For these reasons we developed a fronto-temporoparietal combined indirect bypass procedure for child patients in order to overcome these problems. This multiple combined indirect procedure can cover a wider area of the ischemic brain through the EMAS in the frontal and the EDAS and EMS in the temporo-parietal regions. It is also safe and easy to perform, and one or two of these three procedures form sufficient collaterals with a relatively high reliability. This technique is described and the results are presented. (+info)Surgical reconstruction of the extracranial vertebral artery: management and outcome. (3/349)
PURPOSE: The purpose of this study was to identify the risk and outcome of reconstruction of the extracranial vertebral artery (ECVA). METHOD: The study was conducted as a retrospective review of 369 consecutive ECVA reconstructions. RESULTS: The clinical presentations consisted of hemispheric symptoms alone in 4% of the cases, hemispheric and vertebrobasilar symptoms in 30%, and vertebrobasilar symptoms alone in 60%. The cause of the lesion was atherosclerosis (n = 300), extrinsic compression (n = 42), dissection (n = 7), radiation arteritis (n = 5), intimal hyperplasia (n = 3), fibromuscular dysplasia (n = 2), previous surgical ligation (n = 3), aneurysm (n = 2), and other (n = 5). All the patients underwent preoperative arteriography. There were 252 proximal ECVA reconstructions (218 transpositions, 42 bypass grafting procedures, and two other) and 117 distal ECVA reconstructions (85 bypass grafting procedures, 25 transpositions, and seven other). In 83 patients, the ECVA operation was performed concomitant with a carotid or supraaortic trunk reconstruction. This series was analyzed in two separate sets: before 1991 (n = 215), when changes in indications and management were occurring; and after 1991 (n = 154), when we acquired a dedicated anesthesia team and digital arteriography in the operating room and established uniform protocols for the management of ECVA disease. The stroke, death, and stroke/death rates for the period before 1991 were, respectively, 4. 1%, 3.2% and 5.1%. The stroke, death, and stroke/death rates for the period after 1991 were, respectively, 1.9%, 0.6% and 1.9%. The patency rate at 5 years was 80%. The survival rate at 5 years was 70%. Most of the deaths during the follow-up period were caused by cardiac disease. Among the survivors, the protection rate from stroke was 97%. CONCLUSION: The changes in operative selection and management have improved the results of ECVA reconstruction. The data reported for ECVA reconstruction in patients who underwent operation since 1991 reflect the outcome of ECVA reconstruction today. In our experience, a reconstruction of the ECVA is less risky than a carotid reconstruction. (+info)Dynamic CT perfusion to assess the effect of carotid revascularization in chronic cerebral ischemia. (4/349)
We present the case of a female patient who was studied with dynamic contrast-enhanced CT perfusion before and after carotid revascularization. Before treatment, there was decreased perfusion in the ipsilateral insula, which was shown to be resolved on the scan obtained 1 day after treatment, indicating the technical success of the revascularization. In the ipsilateral basal ganglia, there was delayed contrast agent clearance from the tissue, which was attributed to vasodilation; after revascularization, there remained a subtle stenotic effect. The observed changes in the dynamic CT perfusion study suggest that this technique may be a useful tool in the evaluation of patients with asymmetrical cerebral blood flow. (+info)Cost-effectiveness analysis of therapy for symptomatic carotid occlusion: PET screening before selective extracranial-to-intracranial bypass versus medical treatment. (5/349)
The St. Louis Carotid Occlusion Study (STLCOS) demonstrated that increased cerebral oxygen extraction fraction (OEF) detected by PET scanning predicted stroke in patients with symptomatic carotid occlusion. Consequently, a trial of extracranial-to-intracranial (EC/IC) arterial bypass for these patients was proposed. The purpose of this study was to examine the cost-effectiveness of using PET in identifying candidates for EC/IC bypass. METHODS: A Markov model was created to estimate the cost-effectiveness of PET screening and treating a cohort of 45 symptomatic patients with carotid occlusion. The primary outcome was incremental cost for PET screening and EC/IC bypass (if OEF was elevated) per incremental quality-adjusted life year (QALY) saved. Rates of stroke and death with surgical and medical treatment were obtained from EC/IC Bypass Trial and STLCOS data. Costs were estimated from the literature. Sensitivity analyses were performed for all assumed variables, including the PET OEF threshold used to select patients for surgery. RESULTS: In the base case, PET screening of the cohort followed by EC/IC bypass on 36 of the 45 patients yielded 23.2 additional QALYs at a cost of $20,000 per QALY, compared with medical therapy alone. A more specific PET threshold, which identified 18 surgical candidates, gained 22.6 QALYs at less cost than medical therapy alone. The results were sensitive to the perioperative stroke rate and the stroke risk reduction conferred by EC/IC bypass surgery. CONCLUSION: If postoperative stroke rates are similar to stroke rates observed in the EC/IC Bypass Trial, EC/IC bypass will be cost-effective in patients with symptomatic carotid occlusion who have increased OEF. A clinical trial of medical therapy versus PET followed by EC/IC bypass (if OEF is elevated) is warranted. (+info)Frontal lobe infarction due to hemodynamic change after surgical revascularization in moyamoya disease--two case reports. (6/349)
A 60-year-old female and a 40-year-old male underwent surgical revascularization for moyamoya disease and suffered small infarction in the ipsilateral frontal lobe 3 or 4 days postoperatively. Neuroimaging suggested that the bypass flow had caused rapid progression of occlusive changes in the carotid forks, a diminishing of moyamoya vessels, and flow reduction in the anterior cerebral artery ipsilateral to surgery, leading to critical ischemia in the frontal lobe. Surgical revascularization improves the outcome of patients with moyamoya disease, but postoperative management such as hydration is important to avoid ischemic complications due to frontal lobe infarction. (+info)Intracerebral hemorrhage from a ruptured pseudoaneurysm after STA-MCA anastomosis--case report. (7/349)
A 43-year-old hypertensive male developed a pseudoaneurysm at the site of a superficial temporal artery (STA)-middle cerebral artery (MCA) anastomosis, causing massive intracerebral hemorrhage 5 years after the operation. He first experienced repeated transient ischemic attacks, and cerebral angiography disclosed complete occlusion in the cervical portion of the left internal carotid artery. STA-MCA anastomosis was performed, and the ischemic attacks stopped. Postoperative angiography confirmed patency of the anastomosis and good filling of the cortical branches of the left MCA. Five years after surgery, the patient suffered sudden onset of generalized convulsions and consciousness disturbance. Computed tomography disclosed a massive intracerebral hemorrhage in the left frontoparietal region, and angiography revealed an aneurysmal dilatation at the site of the anastomosis that was not seen before. Emergency evacuation of the hematoma and clipping of the aneurysmal dilatation were performed. The patient recovered well and became ambulatory. Histological examination of the surgical specimen showed collagen tissue, indicating a pseudoaneurysm. Patients who undergo STA-MCA anastomosis, especially hypertensive patients, should be followed up by repeated magnetic resonance angiography to confirm the patency of the anastomosis and cerebral perfusion, and to detect the formation of pseudoaneurysms at the anastomosis site, which can cause fatal bleeding. (+info)Intraoperative sonographic assessment of graft patency during extracranial-intracranial bypass. (8/349)
Extracranial-intracranial (EC-IC) bypass may be necessary to facilitate treatment of unclippable posterior circulation fusiform aneurysms. Although intraoperative digital subtraction angiography (DSA) allows assessment of graft patency, this technique, because of difficulties inherent in performing selective catheterization and angiography in the operating room, has limitations. Duplex sonography, in contrast, is easily performed, and provides information regarding graft patency and blood flow direction during EC-IC bypass procedures. This latter information proved useful in determining the time of parent artery occlusion after two EC-IC bypass procedures performed for treatment of a fusiform midbasilar artery aneurysm. (+info)
Extracranial/intracranial bypass - definition of extracranial/intracranial bypass by The Free Dictionary
Cerebral Revascularization
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Computerized tomographic angiography for preoperative assessment of the superficial temporal artery for external carotid artery...
The European Workshops on Basic Techniques of Microsurgery and Cerebral Revascularization, AKH, Vienna, Austria / Neurosurgery ...
Neurosurgical Consultants: Understanding Neurological Surgery: What is Microvascular Neurosurgery
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Computed tomographic demonstration of the effect of proximal parent artery ligation for giant intracranial aneurysms.
Segmentation of the thrombus of giant intracranial aneurysms from CT angiography scans with lattice Boltzmann method.
Hemoglobin concentration and prognosis in symptomatic obstructive cerebrovascular disease. | Stroke
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James I. Ausman
Ausman JI, Chater NL (1980). "New approaches in cerebral revascularization". In Peerless SJ (ed.). Fourth International ... cerebral arteriovenous malformations Ausman is a pioneer in the field of revascularization techniques to improve cerebral blood ... anastomosis and revascularization non-invasive monitoring of cerebral hemodynamics, blood gases and pH in surgical patients ... flow, relieve cerebral ischemia, and treat cerebral infarction, and has contributed articles and chapter books on the subject. ...
Andrew Nicolaides
1993). Cerebral Revascularisation, Med-Orion Publishing. ISBN 978-9963-592-54-8 Bergqvist D. et al. (1994). Prevention of ...
Saleem Abdulrauf
Cerebral Revascularization: Techniques in Extracranial to Intracranial Bypass Surgery. Copyright 2011 Elsevier, Inc. ISBN 978-1 ... He has authored the main reference textbook for brain bypass surgery titled Cerebral Revascularization in which Abdulrauf ... Abdulrauf write a reference textbook for bypass brain surgery titled Cerebral Revascularization: Techniques in Extracranial-to- ... Coppens, J. R.; Cantando, J. D.; Abdulrauf, S. I. (2008). "Minimally invasive superficial temporal artery to middle cerebral ...
Cerebral hyperperfusion syndrome
Kirchoff-Torres, KF; Bakradze, E (19 March 2018). "Cerebral Hyperperfusion Syndrome After Carotid Revascularization and Acute ... Cerebral hyperperfusion syndrome, also known as reperfusion syndrome, is a dysregulated state of cerebral blood flow following ... Risk factors include hypertension, particularly high blood pressures in the first few days following revascularization, and ...
Cerebral infarction
Lutsep HL, Rymer MM, Nesbit GM (2008). "Vertebrobasilar revascularization rates and outcomes in the MERCI and multi-MERCI ... A cerebral infarction is the pathologic process that results in an area of necrotic tissue in the brain (cerebral infarct). It ... Cerebral infarction is caused by a disruption to blood supply that is severe enough and long enough in duration to result in ... If cerebral infarction is caused by a thrombus occluding blood flow to an artery supplying the brain, definitive therapy is ...
Dural arteriovenous fistula
... occurring in response to thrombosis and collateral revascularization of a venous sinus. Cerebral angiography is the diagnostic ... Cognard, C.; Gobin, Y. P.; Pierot, L.; Bailly, A. L.; Houdart, E.; Casasco, A.; Chiras, J.; Merland, J. J. (1995). "Cerebral ...
Anil Bhan
Bhan, Anil; Swain, Sunil; Juneja, R.; Saxena, P.; Venugopal, P. (1 April 2005). "Total arterial revascularization in a child ... Bhan, Anil; Agarwal, Saket; Saxena, Praveen; Venugopal, Panangipalli (2002). "Retrograde cerebral perfusion". The Annals of ... "Surgical myocardial revascularization without cardiopulmonary bypass". The Annals of Thoracic Surgery. 69 (4): 1216-1221. doi: ... Rare Heart Surgery Performed on Infant Indore creates record with first heart transplantation Total arterial revascularization ...
Luca Regli
... cerebral metabolism, cerebral homeostasis, and edema, as well as surgical techniques for cerebral revascularization and intra- ... Regli's research interests involve clinical questions in the domain of cerebral ischemia, ... Journal of Cerebral Blood Flow and Metabolism. 21 (5): 477-482. doi:10.1097/00004647-200105000-00001. ISSN 0271-678X. PMID ... New Trends in Cerebral Aneurysm Management. Acta Neurochirurgica Supplements. Vienna: Springer. 82: 41-46. doi:10.1007/978-3- ...
Endoscopic thoracic sympathectomy
There are reports of ETS being used to achieve cerebral revascularization for people with moyamoya disease, and to treat ... Dimitriadou, V; Aubineau, P; Taxi, J; Seylaz, J (1988). "Ultrastructural changes in the cerebral artery wall induced by long- ... have died during this procedure due to major intrathoracic bleeding and cerebral disruption. Bleeding during and following the ... Ultrastructural changes in the cerebral artery wall induced by long-term sympathetic denervation Sympathectomy eliminates the ...
List of MeSH codes (E04)
... cerebral revascularization MeSH E04.494.575 - mohs surgery MeSH E04.520.050 - abortion, induced MeSH E04.520.050.050 - abortion ... cerebral revascularization MeSH E04.100.814.445 - embolectomy MeSH E04.100.814.456 - endarterectomy MeSH E04.100.814.456.250 - ... cerebral decortication MeSH E04.525.160.500 - hemispherectomy MeSH E04.525.170 - cerebrospinal fluid shunts MeSH E04.525. ... myocardial revascularization MeSH E04.100.376.719.100 - angioplasty, transluminal, percutaneous coronary MeSH E04.100.376.719. ...
CA1 (gene)
In diabetic mellitus type 2 patients with postinfarct heart failure who were undergoing surgical coronary revascularization, ... CA1 also mediates hemorrhagic retinal and cerebral vascular permeability through prekallikrein activation and serine protease ... "Extracellular carbonic anhydrase mediates hemorrhagic retinal and cerebral vascular permeability through prekallikrein ...
Moyamoya disease
Combined revascularisation procedure, which includes both the direct superficial temporal artery (STA) to middle cerebral ... These vessels are the ACA (anterior cerebral artery), MCA (middle cerebral artery), and ICA (internal carotid artery). The ... anterior cerebral artery and middle cerebral artery Stage 4 Minimization of the moyamoya and defects of the posterior cerebral ... The artery is then sutured to a branch of the middle cerebral artery on the surface of the brain and the bone is replaced.[ ...
Heart failure
Severe hyponatremia can result in accumulation of fluid in the brain, causing cerebral edema and intracranial hemorrhage. ... coronary catheterization may be used to identify possibilities for revascularisation through percutaneous coronary intervention ...
Interventional radiology
The goal of revascularization therapies, whether endovascular or surgical, is to re-establish or optimize perfusion and stop ... "Cerebral Aneurysm - Symptoms, Diagnosis and Treatments". www.aans.org. Retrieved 2019-11-03. International Study of Unruptured ... Either can result in degrees of cerebral ischemia. Carotid artery disease can be typically addressed with open surgical ... Since its development by Charles Dotter when he did a percutaneous peripheral vascular revascularization procedure for the ...
Sex differences in stroke care
Haast, Roy A M; Gustafson, Deborah R; Kiliaan, Amanda J (3 October 2012). "Sex differences in stroke". Journal of Cerebral ... Towfighi, Amytis; Markovic, Daniela; Ovbiagele, Bruce (November 2013). "Sex Differences in Revascularization Interventions ... were less likely to receive cerebro-vascular and cardiac reperfusion/revascularization therapies, intravenous tPA (Tissue ...
Vascular endothelial growth factor
... and angiogenic factors after focal cerebral ischemia: correlations with angiogenesis and cerebral edema". Neurochem. Int. 58 (8 ... This time-span of VEGF-A expression corresponds with the endogenous re-vascularization capacity after injury. This would ... 2010). "Induction of vascular endothelial growth factor receptor-3 mRNA in glial cells following focal cerebral ischemia in ... Cerebral Cortex. 18 (7): 1630-39. doi:10.1093/cercor/bhm190. PMC 2430152. PMID 17986606. Zan L, Wu H, Jiang J, Zhao S, Song Y, ...
Angioplasty
Drug-eluting balloon angioplasty has significantly less restenosis, late lumen loss and target lesion revascularization at both ... Cerebral Hyperperfusion Syndrome After Carotid Artery Stenting: A Systematic Review and Meta-analysis". European Journal of ... Carotid Artery Stenting: A Systematic Review and Meta-Analysis". Cardiovascular Revascularization Medicine. 19 (5 Pt B): 638- ... from the X-rays used Contrast-induced renal injury Cerebral Hyperperfusion Syndrome leading to stroke is a serious complication ...
Prostacyclin receptor
This variant was associated with an increase in platelet activation responses in vitro and an increase in incidence of cerebral ... as an adjunct to revascularization or as an alternative to major amputation in cases which cannot undergo revascularization. IP ...
Gait deviations
An increasingly studied trend in amputation rates is the gender disparity of women receiving more surgical revascularization ... and those with cerebral palsy often have scissoring gait.[citation needed] Over 185,000 amputations occur annually, with ... The rate of amputation has decreased significantly with the introduction and optimization of revascularization to combat ... "An analysis of the outcomes of a decade of experience with lower extremity revascularization including limb salvage, lengths of ...
Carotid endarterectomy
Following surgery, a rare early complication is cerebral hyperperfusion syndrome, also known as reperfusion syndrome, which is ... controversies in carotid artery revascularization". Circulation. 118 (25): 2852-2859. doi:10.1161/circulationaha.108.191175. ... With general anaesthesia, indirect methods of assessing cerebral perfusion must be used. Electroencephalography (EEG), ... transcranial doppler analysis, cerebral oximetry, or carotid artery stump pressure monitoring can guide the placement of a ...
Leptomeningeal collateral circulation
Novel Imaging Marker for Revascularization in Middle Cerebral Artery Occlusion". Stroke: A Journal of Cerebral Circulation. 47 ... the posterior cerebral artery and middle cerebral artery, the anterior cerebral artery and posterior cerebral artery, and the ... He injected the middle cerebral artery, anterior cerebral artery and posterior cerebral artery in turn, in an attempt to ... Inter-territorial end to end anastomoses exist between branches of the anterior cerebral artery and middle cerebral artery, ...
Acute decompensated heart failure
Acute myocardial infarction can precipitate acute decompensated heart failure and will necessitate emergent revascularization ... and cerebral symptoms of varying severity, ranging from anxiety to memory impairment and confusion. Chronic stable heart ...
Acute limb ischaemia
CTA uses radiation and may not pick up on vessels for revascularization that are distal to the occlusion, but it is much ... Mesenteric ischaemia Cerebral ischaemia Cardiac ischaemia In order to treat acute limb ischaemia there are a series of things ... MRA are used most often because the duplex ultrasonography although non-invasive is not precise in planning revascularization. ...
Harrison's Principles of Internal Medicine
... and Other Focal Cerebral Disorders Chapter V3: Video Library of Neuro-Ophthalmology Chapter V4: Examination of the Comatose ... Atlas of Percutaneous Revascularization Chapter A12: Atlas of Chest Imaging Chapter A13: Atlas of Liver Biopsies Chapter A14: ... and Other Cerebral Disorders Chapter 27: Sleep Disorders Section 4: Disorders of Eyes, Ears, Nose, and Throat Chapter 28: ...
Thrombophilia
Hughes GR (October 1983). "Thrombosis, abortion, cerebral disease, and the lupus anticoagulant". Br. Med. J. (Clin. Res. Ed.). ... and those in whom revascularization, such as coronary arterial bypass, fails because of rapid occlusion of the graft. There is ... Sanna G, D'Cruz D, Cuadrado MJ (August 2006). "Cerebral manifestations in the antiphospholipid (Hughes) syndrome". Rheum. Dis. ... In other rare conditions generally linked with hypercoagulability, such as cerebral venous thrombosis and portal vein ...
Carotid stenting
Cerebral protection is usually obtained by flow reversal - the common carotid artery is clamped, and arterial blood from the ... "Evaluating the optimal training paradigm for transcarotid artery revascularization based on worldwide experience". Journal of ... A number of other steps may or may not be performed, including the use of a cerebral protection device, pre- or post-stent ... Flow reversal or filter cerebral protection may be used. The procedure is typically performed percutaneously. Trans-carotid ...
Watershed stroke
The most frequent location for a watershed stroke is the region between the anterior cerebral artery and middle cerebral artery ... Endovascular interventions, including surgical revascularization, can increase blood flow in the area of the stroke, thereby ... middle cerebral artery (MCA), and posterior cerebral artery (PCA). Internal watershed strokes (IWS), or subcortical brain ... Damage to the cerebral cortex may lead to aphasia or confusion and damage to the cerebellum may lead to lack of motor movement ...
Valentín Fuster
2000s: Following upon experience with CABG and DES for revascularization in patients with diabetes and multivessel coronary ... El origen de la libertad está en la corteza cerebral'". ELMUNDO (in Spanish). 2014-06-30. Retrieved 2020-10-28. O'Rourke, ... "Strategies for multivessel revascularization in patients with diabetes". The New England Journal of Medicine. 367 (25): 2375- ...
Glial scar
developed monoclonal antibodies to TGFβ2, cerebral wounds were generated in rat brains, and the antibodies were administered ... Moreover, the glial scar stimulates revascularization of blood capillaries to increase the nutritional, trophic, and metabolic ...
ICD-9-CM Volume 3
... and cerebral meninges (01.2) Craniotomy and craniectomy (01.3) Incision of brain and cerebral meninges (01.32) Lobotomy and ... Heart revascularization by arterial implant (36.3) Other heart revascularization (36.9) Other operations on vessels of heart ( ... and cerebral meninges (02.2) Ventriculostomy (03) Operations on spinal cord and spinal canal structures (03.0) Exploration and ...
Cardiology
Hypertension can increase the risk of cerebral, cardiac, and renal events. Secondary hypertension is a type of hypertension ... "Coronary artery bypass graft surgery vs percutaneous interventions in coronary revascularization: a systematic review". JAMA. ...
History of invasive and interventional cardiology
... ischemia-driven target lesion revascularization, target vessel revascularization, and stent thrombosis in the first month ... angiography itself was first developed in 1927 by the Portuguese physician Egas Moniz at the University of Lisbon for cerebral ... 2002). "A randomized comparison of a sirolimus-eluting stent with a standard stent for coronary revascularization". N Engl J ... The FAME study found that the primary endpoint of death, nonfatal myocardial infarction, and repeat revascularization were 5.1 ...
Atherosclerosis
While coronary artery disease is more prevalent in men than women, atherosclerosis of the cerebral arteries and strokes equally ... has demonstrated reduced rates of postoperative stroke and mortality compared to traditional on-pump coronary revascularization ... Flora GC, Baker AB, Loewenson RB, Klassen AC (November 1968). "A comparative study of cerebral atherosclerosis in males and ...
Symptomatic Cavernous Sinus Aneurysms: Management and Outcome After Carotid Occlusion and Selective Cerebral Revascularization ...
The aim of this study was to determine the outcome of carotid occlusion with selective cerebral revascularization in patients ... Moderate-risk patients underwent cerebral revascularization followed by proximal carotid occlusion. Low-risk patients underwent ... The patient then underwent cerebral revascularization followed by carotid occlusion, with restored baseline CBF postoperatively ... Symptomatic Cavernous Sinus Aneurysms: Management and Outcome After Carotid Occlusion and Selective Cerebral Revascularization ...
The Effect of Preoperative Smoking on Cerebral Blood Flow and Cognitive Improvement after Carotid Revascularization - cns.org
Smokings effect on cerebral blood flow and cognitive function following carotid endarterectomy has ... The Effect of Preoperative Smoking on Cerebral Blood Flow and Cognitive Improvement after Carotid Revascularization. ... Carotid revascularization is still indicated to reduce future risk of stroke in both smoking and nonsmoking patients with ... Cerebral blood flow in the internal carotid artery (ICA) was obtained using Quantitative Magnetic Resonance Angiography (qMRA ...
O-021 Significant improvement in patient functional outcome after revascularization of the middle cerebral artery by mechanical...
No Added Benefit From Revascularization in Low-Risk CAS
... after the ESCT-2 trial showed no benefit from adding revascularization. ... MUNICH - Adding carotid revascularization to optimized medical therapy (OMT) does not appear to offer a clinical benefit in ... Revascularization included CEA and coronary artery stenting in selected patients and was recommended to be performed within 2 ... Overall, the hazard ratio between revascularization plus OMT vs OMT alone was 0.96 (95% CI, 0.53 - 1.76, P = .90). ...
Color Atlas of Cerebral Revascularization: Anatomy, Techniques, Clinical Cases First Edition PDF » Free PDF EPUB Books
Color Atlas of Cerebral Revascularization: Anatomy, Techniques, Clinical Cases First Edition PDF For Free. This Website... ... Color Atlas of Cerebral Revascularization focuses on cerebral bypass techniques pioneered by leading surgeons at the world- ... Color Atlas of Cerebral Revascularization: Anatomy, Techniques, Clinical Cases First Edition PDF Free PDF. ... Color Atlas of Cerebral Revascularization: Anatomy, Techniques, Clinical Cases First Edition PDF Free Download. A highly- ...
Neurology | Johns Hopkins Medicine
Progressive Cerebral Ischemia and Intracerebral Hemorrhage after Indirect Revascularization for a Patient with Cerebral...
T1 - Progressive Cerebral Ischemia and Intracerebral Hemorrhage after Indirect Revascularization for a Patient with Cerebral ... Progressive Cerebral Ischemia and Intracerebral Hemorrhage after Indirect Revascularization for a Patient with Cerebral ... Progressive Cerebral Ischemia and Intracerebral Hemorrhage after Indirect Revascularization for a Patient with Cerebral ... Progressive Cerebral Ischemia and Intracerebral Hemorrhage after Indirect Revascularization for a Patient with Cerebral ...
Medscape | Neurosurg Focus - Content Listing
Cerebral Revascularization After the Carotid Occlusion Surgery Study Which patients benefit most from cerebral ... Cerebral Venous Sinus Thrombosis After Vestibular Schwannoma Surgery In this review, the authors report on their management ... experience of postoperative cerebral venous sinus thrombosis, an infrequent complication after vestibular schwannoma surgery. ...
mehdorn - Search Results - PubMed
Find Research outputs - Mayo Clinic
Cerebral angiography in posterior fossa revascularization. Boulos, R. S., Patel, S., Mehta, B. & Jack, C., Dec 1 1985, In: ... Cerebral magnetic resonance image synthesis. Bobman, S. A., Riederer, S. J., Lee, J. N., Suddarth, S. A., Wang, H. Z., Drayer, ... Cerebral Venous Sinus Thrombosis in Behçets Disease: The authors reply. Harper, C. M. & ONeill, B. P., Dec 1 1985, In: Mayo ... Cerebral abscess in leukaemia: an unusual presentation of a rare complication.. Patterson, M. C., Bunce, I. H. & Eadie, M. J., ...
Continuous Positive Airway Pressure (CPAP) in Patients With Acute Coronary Syndrome and Obstructive Sleep Apnea (OSA) - Full...
Moyamoya hos barn | Tidsskrift for Den norske legeforening
Konvensjonell cerebral angiografi med fremstilling av både a. carotis interna, a. carotis externa og a. vertebralis er fortsatt ... Surgical revascularisation for childhood moyamoya. Childs Nerv Syst 2012; 28: 1041-8. [PubMed][CrossRef] ... Regional cerebral blood flow, clinical manifestations, and age in children with moyamoya disease. Stroke 1987; 18: 906-10. [ ... Fung LW, Thompson D, Ganesan V. Revascularisation surgery for paediatric moyamoya: a review of the literature. Childs Nerv Syst ...
Successful Superficial Temporal Artery-Anterior Cerebral Art... : Operative Neurosurgery
Although some patients with moyamoya disease need revascularization in the anterior ce ... Although some patients with moyamoya disease need revascularization in the anterior cerebral artery (ACA) territory, there are ... We performed simultaneous STA-ACA and STA-middle cerebral artery direct bypasses in 7 patients with moyamoya disease using the ... This method of STA-ACA bypass provides successful and reliable direct revascularization of the ACA territory in patients with ...
Hyperbaric Oxygen Therapy in Treating Patients With Radiation Necrosis of the Brain
Cerebral revascularization study: Five patients from each arm are randomly selected to. undergo perfusion MRI before treatment ... Determine, preliminarily, the effect of HBOT on cerebral revascularization using. perfusion MRI in these patients.. - Determine ... therapy to determine the proportion of cerebral neovascularization in each arm.. Patients are evaluated during study by ...
Headache and pain
Robert Quigley | CTSNet
TCT: Hybrid Revascularization Safe Mid-Term But Not Better ... Yet | MedPage Today
The 12-month freedom from major adverse cardiac and cerebral events events was 88.6% compared with 88.0% , and 86.8%, ... TCT: Hybrid Revascularization Safe Mid-Term But Not Better ... Yet. - Long-term outcomes not addressed in pilot trial. by ... "Hybrid revascularization is something we talked about 2 decades ago. Because we knew -- before drug-eluting stents came along ... Source Reference: Ganyukov V, et al "HREVS: A randomized trial of PCI vs CABG vs hybrid revascularization in patients with ...
Comparison Three vs Twelve Months of Dual Anti-Platelet Therapy After Stent Implantation | Clinical Research Trial Listing (...
... major adverse cardiovascular and cerebral events (MACCE),target lesion revascularization (TLR),target lesion failure(TLF),ST at ... cerebral vascular accident (CVA) and major bleeding (academic research consortium [ARC] definition and GUSTO definition) at 18 ... 2 years and 3 years after index procedure.The primary study endpoint is Net Adverse Clinical and Cerebral Events (NACCE), a ...
Frontiers | Transit Time Measurement in Indicator Dilution Curves: Overcoming the Missing Ground Truth and Quantifying the Error
2016). Aging alters the dampening of pulsatile blood flow in cerebral arteries. J. Cereb. Blood flow Metab. 36, 1519-1527. doi ... a rapid response is needed in the operating theater where revascularization should restore the vascular function (Lawton and ... Choi, D. (1990). Cerebral hypoxia: some new approaches and unanswered questions. J. Neurosci. 10, 2493-2501. doi: 10.1523/ ... The volume flow is chosen based on reports on physiological values of cerebral arteries of this size. Thereby, a linear ...
Frontiers | Recent Advances in Endothelial Progenitor Cells Toward Their Use in Clinical Translation
Sphingosine kinase 1 expressed by endothelial colony-forming cells has a critical role in their revascularization activity. ... Erythropoietin pretreatment of transplanted endothelial colony-forming cells enhances recovery in a cerebral ischemia model by ... Therapeutic benefit of a combined strategy using erythropoietin and endothelial progenitor cells after transient focal cerebral ... In fact, both vasculogenesis and angiogenesis may potentially have a synergistic role in postnatal revascularization. ...
Coronary Artery Bypass Grafting: Practice Essentials, Background, Indications
2014 ESC/EACTS Guidelines on myocardial revascularization: The Task Force on Myocardial Revascularization of the European ... Adverse cerebral outcomes after coronary bypass surgery. Multicenter Study of Perioperative Ischemia Research Group and the ... Complete revascularization with arterial grafting to a non-LAD coronary system is indicated in patients with a reasonable life ... Myocardial revascularization with cardiopulmonary bypass. Cohn LH, ed. Cardiac Surgery in the Adult. 3rd ed. New York: McGraw- ...
Medical Science Monitor | Comparison of Clinical Outcomes in Patients with ST Elevation Myocardial Infarction with Percutaneous...
... any revascularization, and stent thrombosis. However, there was no significant difference in short-term adverse clinical ... Any revascularization was defined as a second PCI or coronary bypass surgery in the target vessel. Stent thrombosis was ... the presence of a new focal neurological deficit with signs or symptoms persisting for 24 h and in the presence of cerebral ... MACE was defined as the composite of death, myocardial infarction, and any revascularization. Cardiac death was diagnosed as ...
Browse | jns Journals
Stroke 2.0: Novel methods of Detection, Selection and Intervention in Acute Cerebral Ischemia - Clinical Correlations
Retrospective multicenter study of Solitaire FR for revascularization in the treatment of acute ischemic stroke. Stroke. 2012; ... cerebral blood flow (CBF) and cerebral blood volume (CBV). Both the infarct core and penumbra have a prolonged MTT, but the ... Stroke 2.0: Novel methods of Detection, Selection and Intervention in Acute Cerebral Ischemia. June 29, 2016. ... Oxidative stress, decreased pH, and increased extracellular calcium and magnesium-which all occur in cerebral ischemia-activate ...
OUH - Publications
Patient selection for intra-arterial cerebral revascularization in acute ischemic stroke. Acta Neurol Scand Suppl (196), 65-8. ... Cerebral Venous Thrombosis. Semin Thromb Hemost, 48 (3), 309-317. DOI 10.1055/s-0042-1742738, PubMed 35170006 ... Cerebral microemboli and cognitive impairment. J Neurol Sci, 203-204, 211-4. DOI 10.1016/s0022-510x(02)00293-9, PubMed 12417386 ... Cerebral venous thrombosis with venous infarction. Tidsskr Nor Laegeforen, 132 (15), 1757. DOI 10.4045/tidsskr.12.0186, PubMed ...
Dual-Energy CT: What the Neuroradiologist Should Know | SpringerLink
Mixed images (c) of DECTA revealed a right middle cerebral artery (MCA) aneurysm. VNC (e) shows the hematoma and the denser ... The role of dual energy CT in differentiating between brain hemorrhage and contrast medium after mechanical revascularisation ... Ma R, Liu C, Deng K, Song SJ, Wang DP, Huang L. Cerebral artery evaluation of dual energy CT angiography with dual source CT. ... In the diagnostic work-up of a suspected cerebral sinus thrombosis, CTV is one of the diagnostic options. As with CTA, MPR and ...
Moyamoya Disease | Penn State Health
The surgical treatment for moyamoya is cerebral revascularization with direct cerebral bypass. ... The Penn State Cerebral Revascularization Program is one of a few programs in the country that specialize in the treatment of ... The experts at Penn State Health Cerebral Revascularization and Moyamoya Program are internationally recognized leaders in the ... Patients are evaluated and treated in our Cerebral Revascularization Program in the Department of Neurosurgery. ...
Michael Zhang's Profile | Stanford Profiles
... middle cerebral, and posterior cerebral arteries, with major venous drainage to the superior sagittal sinus. In case 2, imaging ... In each of these cases, revascularization surgery involved direct anastomosis of the STA to an M4 branch of the MCA. ... Contralateral acute vascular occlusion following revascularization surgery for moyamoya disease JOURNAL OF NEUROSURGERY Sussman ... Microscope use may be associated with lower rates of intraoperative cerebral edema and some cerebrovascular complications, but ...
Effects of Surgery and Antiplatelet Therapy in Ten-Year Follow-Up from the Registry Study of Research Committee on Moyamoya...
keywords = "Stroke prevention, cerebral infarction, intracerebral hemorrhage, revascularization, thrombosis",. author = " ... In recent cases, the rate of subsequent cerebral hemorrhage was much higher in the hemorrhagic group (10.9 ± 3.3%/5 years) than ... In recent cases, the rate of subsequent cerebral hemorrhage was much higher in the hemorrhagic group (10.9 ± 3.3%/5 years) than ... In recent cases, the rate of subsequent cerebral hemorrhage was much higher in the hemorrhagic group (10.9 ± 3.3%/5 years) than ...
Middle cerebrMoyamoyaOcclusionAneurysmsBypassInfarctionPerfusionIschemicIntracranialInternal carotiStrokeIndirect revascularizationSurgicalPatients2019CoronaryAnteriorVasomotor reactivityIschemiaReactivityThrombosisHemispheresMyocardialCarotid arteryOxygenationHemisphereAneurysmCardiacAnastomosisCognitive functionTechniquesProceduresBenefit
Middle cerebr6
- One patient in the moderate-risk group developed right hemiparesis and a left posterior middle cerebral artery infarction by CT 2 months after carotid occlusion. (ajnr.org)
- We performed simultaneous STA-ACA and STA-middle cerebral artery direct bypasses in 7 patients with moyamoya disease using the following strategies: creating 2 separate craniotomies for the 2 bypasses, dissecting a long STA graft and securing a recipient ACA around the bregma for the STA-ACA bypass, and using loose stitches at the anastomoses. (lww.com)
- The ivy sign was most frequently encountered in association with Suzuki stage III or IV disease in all vascular territories, including the anterior cerebral artery (53.7%), middle cerebral artery (56.3%), and posterior cerebral artery (47.5%) territories. (thejns.org)
- With regard to middle cerebral artery (MCA) territory occlusions/infarcts, the most commonly affected territory, the Alberta stroke program early CT score (ASPECTS) allows for an effective, semi-objective measure of the degree of infarct. (appliedradiology.com)
- PURPOSE: This study aims to evaluate the safety and efficacy of flow diverters (FDs) in the treatment of middle cerebral artery (MCA) aneurysms and share the follow-up (F/U) results. (bvsalud.org)
- A (rs112735431) after superficial temporal artery-middle cerebral artery anastomosis. (cdc.gov)
Moyamoya12
- Moyamoya er en sjelden sykdom som rammer hjernens blodårer hos barn og unge voksne. (tidsskriftet.no)
- Moyamoya er en kronisk og progressiv sykdom, karakterisert av gradvis stenosering/okklusjon av den intrakraniale delen av arteria carotis interna samt proksimale segment av a. cerebri anterior, a. cerebri media og (sjeldnere) blodårene i bakre kretsløp. (tidsskriftet.no)
- Kollateralnettverket sees ved konvensjonell cerebral angiografi hvor det minner om en «sky av røyk» ( moyamoya på japansk). (tidsskriftet.no)
- Although some patients with moyamoya disease need revascularization in the anterior cerebral artery (ACA) territory, there are few reports on direct bypass in the ACA territory because of the difficult surgical technique. (lww.com)
- This method of STA-ACA bypass provides successful and reliable direct revascularization of the ACA territory in patients with moyamoya disease. (lww.com)
- The definitive treatment for moyamoya is direct cerebral bypass. (pennstatehealth.org)
- The Penn State Cerebral Revascularization Program is one of a few programs in the country that specialize in the treatment of moyamoya with direct bypass. (pennstatehealth.org)
- The surgical treatment for moyamoya is cerebral revascularization with direct cerebral bypass. (pennstatehealth.org)
- The experts at Penn State Health Cerebral Revascularization and Moyamoya Program are internationally recognized leaders in the treatment of complex cerebrovascular disease, including direct cerebral bypass. (pennstatehealth.org)
- Conclusions Our results suggest revascularization surgery may suppress recurrent ischemic attacks in patients with moyamoya disease. (elsevier.com)
- Moyamoya vasculopathy is a rare chronic cerebrovascular disorder characterized by the stenosis of the terminal branches of the internal carotid arteries and the proximal tracts of anterior and middle cerebral arteries. (elsevier.com)
- We discussed the technical aspects and the therapeutical implications of each procedure, providing a current state-of-the-art overview on the limits and pitfalls of indirect revascularization in the treatment of moyamoya vasculopathy. (elsevier.com)
Occlusion8
- We evaluated outcomes in patients with symptomatic cavernous sinus aneurysms in whom clinical BTO was normal, who underwent carotid occlusion with selective bypass surgery guided by physiologic BTO using quantitative cerebral blood flow (CBF) analysis by means of stable xenon-enhanced CT. (ajnr.org)
- Moderate-risk patients underwent cerebral revascularization followed by proximal carotid occlusion. (ajnr.org)
- Most centers now manage these lesions with endovascular carotid occlusion with or without cerebral revascularization. (ajnr.org)
- As a result, these technologies have not been universally accepted, leaving some centers to advocate prophylactic extracranial-intracranial revascularization in all patients undergoing therapeutic carotid occlusion to minimize the risk of postocclusion ischemic stroke ( 16 - 17 ). (ajnr.org)
- Abstract The authors report a case of isolated homonymous hemianopsia secondary to embolic occlusion of the posterior cerebral artery. (symptoma.com)
- The benefit of mechanical thrombectomy (MT) compared to IV thrombolysis (tPA) for the treatment of an acute posterior cerebral artery (PCA) occlusion is uncertain. (symptoma.com)
- Reperfusion past the target arterial occlusion and into the distal arterial bed and terminal branches, in conjunction with recanalization of the target arterial occlusion, demonstrates flow restoration or revascularization. (jointcommission.org)
- Implementing optimally efficient and safe strategies for occlusion or revascularization of arterial or venous structures requires the knowledge of collateral circulation covered in this volume. (canali-medias.net)
Aneurysms4
- Endovascular treatment of posterior cerebral artery aneurysms. (symptoma.com)
- Revascularization for complex intracranial aneurysms. (elsevier.com)
- Dive into the research topics of 'Revascularization for complex intracranial aneurysms. (elsevier.com)
- Dissecting aneurysms of the intracranial arteries are exceedingly rare vascular lesions that can produce acute cerebral or brain stem infarction in young healthy adults. (who.int)
Bypass4
- A highly-anticipated addition to Thieme's classic color atlas collection, Color Atlas of Cerebral Revascularization focuses on cerebral bypass techniques pioneered by leading surgeons at the world-renowned Barrow Neurological Institute in Phoenix, Arizona. (lib-ebooks.com)
- Patients can go on to live normal, healthy lives following direct cerebral bypass. (pennstatehealth.org)
- It usually involves joining the extracranial circulation to the intracranial circulation but may include extracranial revascularization (e.g., subclavian-vertebral artery bypass, subclavian-external carotid artery bypass). (bvsalud.org)
- Adults aged 16 years or older undergoing valve or combined coronary artery bypass graft and valve surgery at one of three UK cardiac centers (Bristol, Hull, or Leicester) are randomly allocated in a 1:1 ratio to either a standard algorithm for optimizing tissue oxygenation during CPB that includes a fixed transfusion threshold, or a patient-specific algorithm that incorporates cerebral NIRS monitoring and a restrictive red blood cell transfusion threshold. (researchprotocols.org)
Infarction6
- The rate of recurrent stroke, including cerebral infarction and hemorrhage but not transient ischemic attack and seizure, was evaluated with Kaplan-Meier analysis. (elsevier.com)
- The recurrence rate of cerebral infarction was lower in the surgery group (1.8 ±.9%/5 years) than in the nonsurgery group (3.8 ± 2.2%/5 years). (elsevier.com)
- In the ischemic group, the rate of cerebral infarction was not significantly different between the antiplatelet subgroup and the non-antiplatelet subgroup, whereas the rate of cerebral hemorrhage was higher in the non-antiplatelet subgroup than in the antiplatelet subgroup. (elsevier.com)
- This case presents a departure from the presentation of a traditional posterior circulation cerebral infarction most likely as a result of a rare vascular anomaly rooted in an aberrant embryological process. (symptoma.com)
- The Thrombolysis in Cerebral Infarction (TICI) Reperfusion Grade is used to measure cerebral reperfusion. (jointcommission.org)
- However, acute myocardial infarction is treated with antiplatelet and antithrombin agents, as well as prompt revascularization via either primary angioplasty or pharmacologic thrombolysis. (medscape.com)
Perfusion2
- Determine, preliminarily, the effect of HBOT on cerebral revascularization using perfusion MRI in these patients. (knowcancer.com)
- Cerebral revascularization study: Five patients from each arm are randomly selected to undergo perfusion MRI before treatment and within 1 week after completion of study therapy to determine the proportion of cerebral neovascularization in each arm. (knowcancer.com)
Ischemic5
- In recent cases, the rate of subsequent cerebral hemorrhage was much higher in the hemorrhagic group (10.9 ± 3.3%/5 years) than in the ischemic group (2.0 ±.9%/5 years). (elsevier.com)
- Three patients went into transient asystole during the procedure, and 2 of these patients had symptomatic bradycardia with ischemic cerebral changes, 1 of which required permanent pacemaking. (duke.edu)
- New data from the Global COVID-19 Stroke Registry suggest higher rates of intracranial bleeding complications and worse outcomes of stroke revascularization in acute ischemic stroke (AIS) complicated by COVID-19. (medscape.com)
- Although surgical revascularization does not significantly change the underlying pathogenic mechanisms, it plays a pivotal role in the management of affected individuals, allowing to decrease the risk of ischemic and hemorrhagic complications. (elsevier.com)
- Arranging complications from least to most severe according to the reduction in health utility scores resulted in the following order: peripheral vascular disease, other heart diseases, transient ischemic attack, cerebral vascular accident, nonpainful diabetic neuropathy, congestive heart failure, dialysis, hemiplegia, painful neuropathy, and amputation. (cdc.gov)
Intracranial4
- In the past, these lesions were often treated by means of open cervical carotid artery sacrifice, with or without cerebral revascularization, or by open intracranial approaches ( 1 - 4 ). (ajnr.org)
- Microsurgical revascularization to improve intracranial circulation. (bvsalud.org)
- This study aimed to determine and compare the patient radiation dose of intracranial aneurysm patients undergoing cerebral angiography using the conventional and high kV techniques in a retrospective study and a phantom study. (bvsalud.org)
- A total of 122 cases (61 cases with conventional technique and 61 cases with high kV technique) of intracranial aneurysm patients, who underwent cerebral angiographic procedure and met the inclusion criteria, were recruited. (bvsalud.org)
Internal caroti2
- Cerebral blood flow in the internal carotid artery (ICA) was obtained using Quantitative Magnetic Resonance Angiography (qMRA). (cns.org)
- Pre-operative cerebral hemodynamics and age are independent predictors of cognitive performance changes after carotid endarterectomy in patients with high-grade symptomatic internal carotid artery stenosis. (neurologyadvisor.com)
Stroke9
- Carotid revascularization is still indicated to reduce future risk of stroke in both smoking and nonsmoking patients with significant stenosis. (cns.org)
- MUNICH - Adding carotid revascularization to optimized medical therapy (OMT) does not appear to offer a clinical benefit in patients with significant carotid stenosis and a low to intermediate 5-year risk of stroke, suggests a planned interim analysis of ECST-2 . (medscape.com)
- In other words, "there was no evidence of benefit at 2 years from additional carotid revascularization" in patients with carotid stenosis who had a low to intermediate predicted stroke risk, said study presenter Paul Nederkoorn, MD, PhD, Department of Neurology, Amsterdam UMC, University of Amsterdam in the Netherlands. (medscape.com)
- Future work will include the design and validation of a novel stroke risk prediction tool that will include MRI plaque imaging, and will allow individualized patient selection for revascularization, as well as a cost-effectiveness analysis, he noted. (medscape.com)
- The current trial was therefore established to test the hypothesis that patients with carotid stenosis ≥50% and a low to intermediate risk of stroke will not benefit from additional carotid revascularization on top of optimized medical therapy. (medscape.com)
- Each procedure is presented with intraoperative photographs and exquisite anatomical illustrations to help surgeons master the complex microsurgical anatomy and subtle surgical technique used in managing the potential onset and condition of stroke and other causes of cerebral ischemia. (lib-ebooks.com)
- It can cause both ischaemic stroke and cerebral haemorrhage. (tidsskriftet.no)
- A recently published 21 month study equipped ambulances with an onboard CT scanner, blood testing (for INR, CBC and glucose), stroke-trained neurologist, radiology technician, and paramedic, allowing the start of tPA therapy en-route to a hospital 13 . (clinicalcorrelations.org)
- Stroke affecting the posterior cerebral artery may also affect the brainstem or cerebellum resulting in slurred and slow speech . (symptoma.com)
Indirect revascularization3
- There are no reports on CPA patients who have shown cerebral hemorrhage after indirect revascularization. (elsevier.com)
- Cases with severe stenosis of the proximal arteries may benefit from indirect revascularization. (elsevier.com)
- In this study, we reviewed the pertinent literature and analyzed the advantages, disadvantages, and pitfalls of the most relevant indirect revascularization techniques. (elsevier.com)
Surgical3
- Treatment consists of antiplatelet drugs and surgical revascularisation. (tidsskriftet.no)
- The Cardiothoracic Surgical Network's Hybrid Coronary Revascularization Trial funded by the NIH should give the more definitive answer, said David Cohen, MD, of Saint Luke's Mid-America Heart Center in America Heart Institute in Kansas City, Missouri, a press conference discussant. (medpagetoday.com)
- Nearly 10% of the hybrid group (five patients) required conversion to conventional on-pump CABG with a median sternotomy for surgical technical reasons (two cases) or due to hemodynamic instability following grafting in the absence of other lesion revascularization (three cases). (medpagetoday.com)
Patients14
- The team conducted a prospective, multicenter, open clinical trial in which patients with both symptomatic and asymptomatic atherosclerotic carotid stenosis were randomly assigned to revascularization plus OMT or OMT alone. (medscape.com)
- Which patients benefit most from cerebral revascularization for symptomatic nonmoyamoya vasculopathy? (medscape.com)
- Ganyukov V, et al "HREVS: A randomized trial of PCI vs CABG vs hybrid revascularization in patients with coronary artery disease" TCT 2017. (medpagetoday.com)
- Patients who will experience little benefit from coronary revascularization are also excluded. (medscape.com)
- A multidisciplinary heart team approach that emphasizes shared decision making in patients with complex CAD is essential to offer the patient the best chance of a successful revascularization strategy. (medscape.com)
- Patients are evaluated and treated in our Cerebral Revascularization Program in the Department of Neurosurgery. (pennstatehealth.org)
- Thirty-six patients had a total of 37 COICA revascularization procedures. (duke.edu)
- CONCLUSIONS: Bradycardia associated with angioplasty of the carotid bulb was observed in the majority of patients receiving COICA revascularization. (duke.edu)
- Yet, the safety and efficacy of revascularization treatments in AIS patients with COVID-19 remains unclear. (medscape.com)
- In our study, we did not find delays to revascularization treatment previously described in patients with AIS and COVID-19 and proposed as a factor contributing to the worse clinical outcomes," the researchers write. (medscape.com)
- They caution that the study design did not allow for direct conclusions to be made on the effectiveness of revascularization treatments in COVID-19 patients. (medscape.com)
- Importantly, they note, the "relatively large margin of benefit of revascularization treatments, in particular of EVT, and the rather small absolute numbers of symptomatic hemorrhage in patients with AIS and COVID-19 make it likely that revascularization treatments remain beneficial for these patients. (medscape.com)
- Patients whose cerebral vasomotor reactivity ipsilateral to the stenotic artery was more compromised prior to CEA had greater improvement on neuropsychological testing following surgery. (neurologyadvisor.com)
- Cerebral hemodynamics is suggested to contribute to cognitive dysfunction in patients with severe carotid artery disease and CEA may result in the improvement in cognitive performance," concluded the researchers. (neurologyadvisor.com)
20192
- Therefore, a rapid response is needed in the operating theater where revascularization should restore the vascular function ( Lawton and Lang, 2019 ). (frontiersin.org)
- Predictors of cognitive functioning after carotid revascularization [published online August 28, 2019]. (neurologyadvisor.com)
Coronary1
- Hybrid procedures were minimally-invasive, off-pump revascularization of the left anterior descending artery with the left internal mammary artery followed by consecutive percutaneous coronary intervention (PCI) in the rest of the arteries, done in two stages within 3 days. (medpagetoday.com)
Anterior3
- Successful Superficial Temporal Artery-Anterior Cerebral Art. (lww.com)
- In selected cases, high revascularization rates following microsurgical thromboembolectomy in the anterior circulation were reported. (symptoma.com)
- In selected cases, high revascularization rates following microsurgical thrombembolectomy in the anterior circulation were reported. (symptoma.com)
Vasomotor reactivity3
- Response of hemostatic markers and cerebral vasomotor reactivity to experimental endotoxemia in healthy subjects and those with diabetes, hypertension or current smoking. (cureus.com)
- Cerebral hemodynamics was assessed via cerebral vasomotor reactivity to hypercapnia measured with transcranial Doppler ultrasonography as measured by the breath-holding index (BHI). (neurologyadvisor.com)
- The investigators reported a strong inverse correlation between baseline BHI on the stenotic side and ipsilateral change in cerebral vasomotor reactivity. (neurologyadvisor.com)
Ischemia2
- We previously reported a patient with cerebral proliferative angiopathy (CPA) who showed cerebral ischemia in resting and acetazolamide-stressed N-isopropyl-p-[ 123 I] iodoamphetamine single-photon emission computed tomography ( 123 I-IMP-SPECT). (elsevier.com)
- Objectives: The effect of cortical spreading depression (CSD) on extracellular K + concentrations ([K + ] e ), cerebral blood flow (CBF), mitochondrial NADH redox state and direct current (DC) potential was studied during normoxia and three pathological conditions: hypoxia, after NOS inhibition by L-NAME and partial ischemia. (openneurologyjournal.com)
Reactivity1
- 123 I-IMP-SPECT showed more severely impaired cerebral blood flow (CBF) and cerebrovascular reactivity over the affected hemisphere. (elsevier.com)
Thrombosis1
- In this review, the authors report on their management experience of postoperative cerebral venous sinus thrombosis, an infrequent complication after vestibular schwannoma surgery. (medscape.com)
Hemispheres2
- Consciousness is lost when the function of both cerebral hemispheres or the brainstem reticular activating system is compromised. (mhmedical.com)
- Syncope is loss of consciousness due to reduced blood flow to both cerebral hemispheres or the brainstem . (mhmedical.com)
Myocardial1
- Bruna Vilar Soares da Silva1 predominance of myocardial revascularization surgeries. (bvsalud.org)
Carotid artery1
- 20% were randomly assigned to OMT alone or OMT plus revascularization with carotid endarterectomy (CEA) or carotid artery stenting. (medscape.com)
Oxygenation1
- The aim of the patient-specific cerebral oxygenation monitoring as part of an algorithm to reduce transfusion during heart valve surgery (PASPORT) trial is to determine whether the addition of NIRS to CPB management algorithms can prevent cognitive decline, postoperative organ injury, unnecessary transfusion, and reduce health care costs. (researchprotocols.org)
Hemisphere1
- The oculomotor nuclear complex (ONC) and the initial parts of the nerve fibers are located within the tegmentum of the midbrain, which is in turn situated at the level of the tentorial notch, where it is surrounded by parts of the diencephalon, cerebellum, and cerebral hemisphere (Parent and Carpenter, 1995). (neurosurgicalatlas.com)
Aneurysm1
- This study confirms that the implementation of a high kV technique in routine cerebral angiography for aneurysm diagnosis provides an effective reduction in radiation dose. (bvsalud.org)
Cardiac1
- The 12-month freedom from major adverse cardiac and cerebral events events was 88.6% compared with 88.0% , and 86.8%, respectively among the arms, none of which differed significantly in the HREV trial . (medpagetoday.com)
Anastomosis1
- Se realiza mediante la unión de dos arterias (por anastomosis directa o por injerto) o por trasplante autólogo libre de tejido muy vascularizado en la superficie del cerebro. (bvsalud.org)
Cognitive function1
- Smoking's effect on cerebral blood flow and cognitive function following carotid endarterectomy has not been previously examined. (cns.org)
Techniques2
- Novel techniques of revascularization for occlusive vascular diseases in the brachiocephalic and cerebral vasculature are expanding and revolutionizing the field. (canali-medias.net)
- The standard cerebral angiographic procedure using the conventional and high kV techniques was performed following the standard protocol. (bvsalud.org)
Procedures1
- Revascularisation procedures should be considered in addition to trapping of the main vertebral segment if PICA is involved in the trapped segment. (who.int)
Benefit1
- Nederkoorn suggested, however, that factors such as plaque ulceration, and patient characteristics and comorbidities, might influence the risk-benefit ratio for revascularization. (medscape.com)