Cerebral microemboli and brain injury during carotid artery endarterectomy and stenting.

abstract：:Background and Purpose- The impact of a mobile stroke unit (MSU) on access to intraarterial thrombectomy (IAT) is a prespecified BEST-MSU substudy (Benefits of Stroke Treatment Delivered Using a Mobile Stroke Unit Compared to Standard Management by Emergency Medical Services). On the MSU, IAT decision-making steps, su...

journal_title：Stroke

authors： Czap AL,Grotta JC,Parker SA,Yamal JM,Bowry R,Sheth SA,Rajan SS,Hwang H,Singh N,Bratina P,Bryndziar T,Alexandrov AV,Alexandrov AW,Dusenbury W,Swatzell V,Jones W,Ackerson K,Schimpf B,Wright P,Jagolino-Cole AL

更新日期：2019-07-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Recovery from hemiparesis due to corticospinal tract infarction is well documented, but the mechanism of recovery is unknown. Functional MRI (fMRI) provides a means of identifying focal brain activity related to movement of a paretic hand. Although prior studies have suggested that supplementary ...

journal_title：Stroke

authors： Marshall RS,Perera GM,Lazar RM,Krakauer JW,Constantine RC,DeLaPaz RL

更新日期：2000-03-01 00:00:00

abstract：BACKGROUND AND PURPOSE:It is not known whether cerebral vasoprotective mechanisms in females include increased function of arterial K+ channels. We hypothesized that vasodilator responses mediated by activation of inwardly rectifying K+ (K(IR)) channels are greater in cerebral arteries of female versus male rats and th...

journal_title：Stroke

authors： Chrissobolis S,Sobey CG

更新日期：2004-03-01 00:00:00

abstract：BACKGROUND:Stroke is the third leading cause of death and the leading cause of long-term disability in the United States. Although a host of genetic, biochemical, physiological, anatomic, and histological factors have been implicated, to varying degrees, in the pathogenesis of stroke, biophysical factors are believed t...

journal_title：Stroke

authors： Hademenos GJ,Massoud TF

更新日期：1997-10-01 00:00:00

abstract：:Background and Purpose- Case reports suggest that unruptured intracranial aneurysms may serve as a nidus for thrombus formation and downstream embolic stroke. However, few data exist to support an association between unruptured aneurysms and ischemic stroke. Methods- We conducted a within-subjects case-control study o...

journal_title：Stroke

authors： Chen ML,Gupta A,Chatterjee A,Khazanova D,Dou E,Patel H,Gialdini G,Merkler AE,Navi BB,Kamel H

更新日期：2018-09-01 00:00:00

abstract：:The effects of hypoxic hypoxia on cerebral hemodynamics and somatosensory evoked potential (SEP) were studied in 10 pentobarbital anestheteized dogs. Cerebral blood flow (CBF) was measured using the venous outflow technique and cerebral oxygen consumption (CMRO2) was calculated from the arterio-cerebro-venous oxygen d...

journal_title：Stroke

authors： McPherson RW,Zeger S,Traystman RJ

更新日期：1986-01-01 00:00:00

abstract：BACKGROUND AND PURPOSE:We postulated that some abnormalities in cerebrovascular function after subarachnoid hemorrhage (SAH) may involve underlying alterations in K(+) channel function. Thus, using pharmacological inhibitors, we assessed the influence of SAH on function of 2 types of K(+) channel in regulation of basil...

journal_title：Stroke

authors： Quan L,Sobey CG

更新日期：2000-10-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Although lacunar stroke (LS) and deep intracerebral hemorrhage (dICH) represent acute manifestations of the same pathological process involving cerebral small vessels (small vessel disease), it remains unclear what factors predispose to one phenotype rather than the other at individual level. ME...

journal_title：Stroke

authors： Morotti A,Paciaroni M,Zini A,Silvestrelli G,Del Zotto E,Caso V,Dell'Acqua ML,Simone AM,Lanari A,Costa P,Poli L,De Giuli V,Gamba M,Ciccone A,Ritelli M,Di Castelnuovo A,Iacoviello L,Colombi M,Agnelli G,Grassi M,de G

更新日期：2016-08-01 00:00:00

abstract：BACKGROUND AND PURPOSE:The diagnosis of intracranial atherosclerosis requires availability of appropriate imaging techniques. The objective was to evaluate the proportion of European hospitals where imaging techniques necessary to detect intracranial atherosclerosis are available. Method- We randomly selected 886 hospi...

journal_title：Stroke

authors： Balucani C,Leys D,Ringelstein EB,Kaste M,Hacke W,Executive Committee of the European Stroke Initiative.

更新日期：2009-03-01 00:00:00

abstract：BACKGROUND AND PURPOSE:We evaluated the impact of lifestyle factors on the risk of ischemic stroke. METHODS:We used a nested case-control design. The cases comprised 163 persons (median age 69 years) admitted to a stroke unit and diagnosed with acute cerebral infarction. All cases had earlier participated in the North...

journal_title：Stroke

authors： Ellekjaer EF,Wyller TB,Sverre JM,Holmen J

更新日期：1992-06-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Pretreatment lesion size on diffusion-weighted imaging (DWI) is a risk factor for symptomatic intracerebral hemorrhage (sICH) associated with thrombolytic treatment. Here, we investigated whether the Alberta Stroke Programme Early CT Score (ASPECTS) applied to DWI images (DWI-ASPECTS) predicts sI...

journal_title：Stroke

authors： Singer OC,Kurre W,Humpich MC,Lorenz MW,Kastrup A,Liebeskind DS,Thomalla G,Fiehler J,Berkefeld J,Neumann-Haefelin T,MR Stroke Study Group Investigators.

更新日期：2009-08-01 00:00:00

abstract：BACKGROUND:Infantile polyarteritis nodosa usually presents in children under 2 years of age as a multiorgan system disease with signs of congestive heart failure or renal failure. This disease and Kawasaki disease may share certain clinical and pathological features. CASE DESCRIPTION:We describe a child who first pres...

journal_title：Stroke

authors： Engel DG,Gospe SM Jr,Tracy KA,Ellis WG,Lie JT

更新日期：1995-04-01 00:00:00

abstract：BACKGROUND AND PURPOSE:In acute stroke patients with intracranial vessel occlusion, angiographic demonstration of antegrade contrast opacification distal to the occlusion site (termed the "clot outline sign") has been associated with higher rates of vessel recanalization. We sought to determine whether antegrade flow c...

journal_title：Stroke

authors： Frölich AM,Psychogios MN,Klotz E,Schramm R,Knauth M,Schramm P

更新日期：2012-11-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Ischemic stroke has a strong familial component to risk. The Siblings With Ischemic Stroke Study (SWISS) is a genome-wide, family-based analysis that included use of imputed genotypes. The Siblings With Ischemic Stroke Study was conducted to examine the associations between single-nucleotide poly...

journal_title：Stroke

authors： Meschia JF,Nalls M,Matarin M,Brott TG,Brown RD Jr,Hardy J,Kissela B,Rich SS,Singleton A,Hernandez D,Ferrucci L,Pearce K,Keller M,Worrall BB,Siblings With Ischemic Stroke Study Investigators.

更新日期：2011-10-01 00:00:00

abstract：:We investigated the effects of phenytoin on the rate of enzymatic release of free fatty acids and on the levels of energy metabolites and nucleoside phosphates in ischemic brain. Phenytoin (10 mg/kg i.v.) was administered 30 minutes before the onset of ischemia induced in 30 male Wistar rats by occluding the basilar a...

journal_title：Stroke

authors： Kinouchi H,Imaizumi S,Yoshimoto T,Motomiya M

更新日期：1990-09-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Rates of development of de novo intracranial aneurysms and of growth of untreated additional aneurysms are largely unknown. We performed MRA in a large patient cohort with coiled aneurysms at 5-year follow-up. METHODS:In 276 patients with coiled intracranial aneurysms and 5±0.5 years of follow-u...

journal_title：Stroke

authors： Ferns SP,Sprengers ME,van Rooij WJ,van den Berg R,Velthuis BK,de Kort GA,Sluzewski M,van Zwam WH,Rinkel GJ,Majoie CB

更新日期：2011-02-01 00:00:00

abstract：BACKGROUND AND PURPOSE:The aim of our study was to characterize the patient profile and prognostic value associated with high positive IgG (>100 GPL) anticardiolipin antibodies (aCL). METHODS:We studied the clinical, laboratory, radiological, and prospective historical features of ischemic cerebrovascular disease in p...

journal_title：Stroke

authors： Verro P,Levine SR,Tietjen GE

更新日期：1998-11-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Animal studies have shown that MR diffusion imaging can outline acute ischemic regions before irreversible damage (infarction) occurs. To study evolution of ischemic lesions in humans, it is therefore important to quantify absolute diffusion constants (D values), but quantitation has not been rep...

journal_title：Stroke

authors： Uluğ AM,Beauchamp N Jr,Bryan RN,van Zijl PC

更新日期：1997-03-01 00:00:00

abstract：BACKGROUND AND PURPOSE:The most powerful predictors of functional recovery and eventual home discharge among stroke survivors are the initial severity of the stroke and the patient's age. We analyzed a large population of stroke rehabilitation admissions by stratifying subgroups with coherent outcomes in an attempt to ...

journal_title：Stroke

authors： Alexander MP

更新日期：1994-01-01 00:00:00

abstract：:Background and Purpose- Despite evidence to support the prescription of antihypertensive medications before hospital discharge to promote medication adherence and prevent recurrent events, many patients with stroke miss out on these medications at discharge. We aimed to examine patient, clinical, and system-level diff...

journal_title：Stroke

authors： Dalli LL,Kim J,Thrift AG,Andrew NE,Lannin NA,Anderson CS,Grimley R,Katzenellenbogen JM,Boyd J,Lindley RI,Pollack M,Jude M,Durairaj R,Shah D,Cadilhac DA,Kilkenny MF

更新日期：2019-12-01 00:00:00

abstract：BACKGROUND AND PURPOSE:We assessed whether the load of cerebral small vessel disease (cSVD) and its individual markers, including lacunes, white matter hyperintensities, microbleeds, and enlarged perivascular spaces (EPVS), are associated with arterial stiffness. METHODS:We evaluated cSVD markers in a cohort of 782 hy...

journal_title：Stroke

authors： Riba-Llena I,Jiménez-Balado J,Castañé X,Girona A,López-Rueda A,Mundet X,Jarca CI,Álvarez-Sabin J,Montaner J,Delgado P

更新日期：2018-05-01 00:00:00

abstract：BACKGROUND AND PURPOSE:A significant number of patients with aneurysmal subarachnoid hemorrhage are active smokers and at risk for acute nicotine withdrawal. There is conflicting literature regarding the vascular effects of nicotine and theoretical concern that it may worsen vasospasm. The literature on the safety of n...

journal_title：Stroke

authors： Carandang RA,Barton B,Rordorf GA,Ogilvy CS,Sims JR

更新日期：2011-11-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Dysphagia is a common stroke symptom and leads to serious complications such as aspiration and pneumonia. Early dysphagia screening can reduce these complications. In many hospitals, dysphagia screening is performed by speech-language therapists who are often not available on weekends/holidays, w...

journal_title：Stroke

authors： Palli C,Fandler S,Doppelhofer K,Niederkorn K,Enzinger C,Vetta C,Trampusch E,Schmidt R,Fazekas F,Gattringer T

更新日期：2017-09-01 00:00:00

abstract：BACKGROUND AND PURPOSE:To identify if the stroke-prone spontaneously hypertensive rat (SHRSP) exhibits impaired functional recovery after stroke compared with its normotensive reference strain, the Wistar Kyoto rat (WKY). METHODS:In study 1, a 2-mm distal middle cerebral artery occlusion (middle cerebral artery occlus...

journal_title：Stroke

authors： McGill JK,Gallagher L,Carswell HV,Irving EA,Dominiczak AF,Macrae IM

更新日期：2005-01-01 00:00:00

abstract：:In children with Moyamoya disease, transient ischemic attacks often occur during hyperventilation, and the frequency of attacks usually decreases with advancing age. To elucidate the mechanism of the attacks, the regional cerebral blood flow was measured during rest and/or hyperventilation in children aged 3-16 with M...

journal_title：Stroke

authors： Tagawa T,Naritomi H,Mimaki T,Yabuuchi H,Sawada T

更新日期：1987-09-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Epidemiological studies have shown mixed findings on the association between hypertension and stroke in the oldest old. Heterogeneity of the populations under study may underlie variation in outcomes. We examined whether the level of physical and cognitive function moderates the association betwe...

journal_title：Stroke

authors： Sabayan B,van Vliet P,de Ruijter W,Gussekloo J,de Craen AJ,Westendorp RG

更新日期：2013-01-01 00:00:00

abstract：:Background and Purpose- To test the hypothesis that covert brain infarcts (CBIs) are more likely to be located in noneloquent brain areas compared with clinical strokes and that CBI etiological subtypes carry a differential risk of vascular events compared with people without CBI. Methods- We used brain magnetic reson...

journal_title：Stroke

authors： Gutierrez J,Gil-Guevara A,Ramaswamy S,DeRosa J,Di Tullio MR,Cheung K,Rundek T,Sacco RL,Wright CB,Elkind MSV

更新日期：2020-01-01 00:00:00

abstract：BACKGROUND AND PURPOSE:The effect of tissue-type plasminogen activator on functional outcome decreases progressively over time. However, given the differential pattern of arterial occlusion, stroke severity, and speed of ischemic lesion growth among candidates for reperfusion, the time window should be adjusted accordi...

journal_title：Stroke

authors： Muchada M,Rubiera M,Rodriguez-Luna D,Pagola J,Flores A,Kallas J,Sanjuan E,Meler P,Alvarez-Sabin J,Ribo M,Molina CA

更新日期：2014-04-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Hyperglycemia enhances the deleterious effect of global cerebral ischemia. One possible explanation is that increased anaerobic glycolysis leads to exaggeration of intracellular acidosis and increased postischemic edema. To examine the importance of this edema on postischemic cerebral perfusion d...

journal_title：Stroke

authors： Morimoto Y,Morimoto Y,Warner DS,Pearlstein RD

更新日期：1996-08-01 00:00:00

abstract：:Background and Purpose- Ischemic stroke is one of the leading causes of morbidity and mortality worldwide and a major cause of long-term disability. Recently, long noncoding RNAs have been revealed, which are tightly associated with several human diseases. However, the functions of long noncoding RNAs in ischemic stro...

journal_title：Stroke

authors： Deng Y,Chen D,Wang L,Gao F,Jin B,Lv H,Zhang G,Sun X,Liu L,Mo D,Ma N,Song L,Huo X,Yan T,Miao Z

更新日期：2019-07-01 00:00:00