نتایج جستجو برای: suppression burst

تعداد نتایج: 133749  

Journal: :Canadian Journal of Anesthesia/Journal canadien d'anesthésie 2002

Journal: :journal of biomedical physics and engineering 0
z farshidfar f faeghi h r haghighatkhah j abdolmohammadi msc. of medical imaging technology (mri), department of radiology, faculty of paramedical sciences, kurdistan university of medical sciences, sanandaj, iran

background and objective: magnetic resonance imaging (mri) is the most sensitive technique to detect multiple sclerosis (ms) plaques in central nervous system. in some cases, the patients who were suspected to ms, whereas mri images are normal, but whether patients don’t have ms plaques or mri images are not enough optimized enough in order to show ms plaques? the aim of the current study is ev...

Journal: :Medicina intensiva 2011
M I Montes O H Hernández Ortiz A Guerra Palacio

berg A, et al. Diagnosis and management of out-of-hospital cardiac arrest secondary to coronary artery spasm. Resuscitation. 2003;58:145-52. 2. Karch SB. Coronary artery spasm induced by intravenous epi-nephrine overdose. High dose nitroglycerin treatment in a patient with cardiac arrest: a case report. A. Recurrent catecholamine-induced coronary vasospam treated by intracoronary injection of i...

Journal: :Journal of neurology, neurosurgery, and psychiatry 1970
D Madison E Niedermeyer

Five patients with acute anoxic episodes requiring resuscitation, with coma and development of epileptic manifestations are reported. Myoclonic types of seizures were predominantly seen in these cases. Rhythmical or burst-like generalized-synchronous spike discharges represented the most common EEG correlate of the epileptic activity. In one patient, a suppression-burst-like pattern was tempora...

2014
Ammar Kheder Matt T. Bianchi M. Brandon Westover

Burst suppression (BS) is an electroencephalogram (EEG) pattern that is characterized by brief bursts of spikes, sharp waves, or slow waves of relatively high amplitude alternating with periods of relatively flat EEG or isoelectric periods. The pattern is usually associated with coma, severe encephalopathy of various etiologies, or general anesthesia. We describe an unusual case of anoxic brain...

2014
Edward C. Mader Nicole R. Villemarette-Pittman Cornel T. Rogers Frank Torres-Delgado Piotr W. Olejniczak John D. England

Burst suppression (BS) consists of bursts of high-voltage slow and sharp wave activity alternating with periods of background suppression in the electroencephalogram (EEG). When induced by deep anesthesia or encephalopathy, BS is bihemispheric and is often viewed as a non-epileptic phenomenon. In contrast, unihemispheric BS is rare and its clinical significance is poorly understood. We describe...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه کردستان - دانشکده مهندسی 1393

wimax که مبتنی بر استاندارد ieee 802.16 می¬باشد، یک تکنولوژی بی سیم بر اساس روش دسترسی چندگانه ofdma است. ofdma منابع موجود (زمان و فرکانس) را به چندین زیرحامل متعامد در دامنه فرکانس و چندین سمبل مجاور در دامنه زمان تقسیم می کند. مساله تخصیص پهنای باند در ieee 802.16 این است که چگونه بلوک های دوبعدی در محدوده زمان و فرکانس (که burst نامیده می شود) به کاربران تخصیص داده شود. تخصیص منابع برای کار...

Journal: :Zeitschrift Für Epileptologie 2022

Abstract Current guidelines advocate to treat refractory status epilepticus (RSE) with continuously administered anesthetics induce an artificial coma if first- and second-line antiseizure drugs have failed stop seizure activity. A common surrogate for monitoring the depth of is appearance a burst-suppression pattern (BS) in EEG. This review summarizes current knowledge on origin neurophysiolog...

Journal: :The Journal of neuroscience : the official journal of the Society for Neuroscience 2007
Daniel Kroeger Florin Amzica

Increasing levels of anesthesia are thought to produce a progressive loss of brain responsiveness to external stimuli. Here, we present the first report of a state window within anesthesia-induced coma, usually associated with an EEG pattern of burst suppression, during which brain excitability is dramatically increased so that even subliminal stimuli elicit bursts of whole-brain activity. We i...

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