نتایج جستجو برای: aura

تعداد نتایج: 3511  

Journal: :Environmental Health Perspectives 1997
M Baram

Background: Migraine aura may be difficult to differentiate from transient ischemic attacks and other transient neurological disorders in pregnant women. The aims of the present study were to investigate and diagnose all pregnant women with transient neurological disorders of suspected central nervous system origin, and to compare this group with a control group of pregnant women with regard to...

2001

Executive Summary I. The Aura Mission The Aura satellite is scheduled to be launched in 2003 in a sun-synchronous polar orbit for a nominal mission of five years. The four Aura instruments are: the High Resolution Dynamics Limb Sounder (HIRDLS), measuring infrared emission profiles from high resolution atmospheric limb scans behind Aura; the Microwave Limb Sounder (MLS), obtaining limb emission...

Journal: :Seizure 2012
Kristin L. Davis Anthony M. Murro Yong D. Park Gregory P. Lee Morris J. Cohen Joseph R. Smith

PURPOSE To identify predictors of seizure recurrence following posterior quadrant epilepsy surgery. METHODS Between 1983 and 2008, 43 medically refractory epilepsy patients underwent posterior quadrant epilepsy surgery. Epilepsy surgery involved the occipital lobe in all cases; some cases also included resection of the adjacent parietal or temporal cortex. Using a logistic regression model, w...

Journal: :Brain : a journal of neurology 2017
Maria Lantz Johanna Sieurin Arvid Sjölander Elisabet Waldenlind Christina Sjöstrand Karin Wirdefeldt

Numerous studies have indicated an increased risk for stroke in patients with migraine, especially migraine with aura; however, many studies used self-reported migraine and only a few controlled for familial factors. We aimed to investigate migraine as a risk factor for stroke in a Swedish population-based twin cohort, and whether familial factors contribute to an increased risk. The study popu...

Journal: :The Journal of Nervous and Mental Disease 1903

Journal: :Revue Neurologique 2021

Around 15% to one-third of migraineurs experience aura. Aura is a fully reversible focal neurological phenomenon involving visual, sensory, speech, and/or motor symptoms that develops gradually and usually precedes the headache phase. The pivotal role cortical spreading depression (CSD) as mechanism underlying aura has been widely supported by large body studies. diagnosis based on Internationa...

2010
Xue Ming Hussam Yacoub Anna Khanna George C Wagner

In adults, migraine with aura is considered to be a risk factor for stroke, especially when other risk factors exist. However, the relationship between migraine with aura and risk of cerebral infarct in children has not been well established and requires further study. We describe four young patients who suffered from migraine with aura and focal neurological deficits. All four patients had mig...

Journal: :Headache 2004
Stephen D Hall Gareth R Barnes Arjan Hillebrand Paul L Furlong Krish D Singh Ian E Holliday

OBJECTIVE To determine cortical oscillatory changes involved in migraine visual aura using magnetoencephalography (MEG). BACKGROUND Visual aura in the form of scintillating scotoma precedes migraine in many cases. The involvement of cortical spreading depression within striate and extra-striate cortical areas is implicated in the generation of the disturbance, but the details of its progressi...

2017
Nikoletta Szabó Péter Faragó András Király Dániel Veréb Gergő Csete Eszter Tóth Krisztián Kocsis Bálint Kincses Bernadett Tuka Árpád Párdutz Délia Szok János Tajti László Vécsei Zsigmond T. Kincses

Background: Formerly white matter abnormalities in a mixed group of migraine patients with and without aura were shown. Here, we aimed to explore white matter alterations in a homogeneous group of migraineurs with aura and to delineate possible relationships between white matter changes and clinical variables. Methods: Eighteen patients with aura, 25 migraine patients without aura and 28 contro...

Journal: :NMR in biomedicine 2012
Dahua Yu Kai Yuan Ling Zhao Limei Zhao Minghao Dong Peng Liu Guihong Wang Jixin Liu Jinbo Sun Guangyu Zhou Karen M von Deneen Fanrong Liang Wei Qin Jie Tian

Previous studies have provided evidence of structural and task-related functional changes in the brains of patients with migraine without aura. Resting-state brain activity in patients with migraine provides clues to the pathophysiology of the disease. However, few studies have focused on the resting-state abnormalities in patients with migraine without aura. In the current study, we employed a...

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