Results 21 to 30 of about 48,794 (279)

Seizure-onset mapping based on time-variant multivariate functional connectivity analysis of high-dimensional intracranial EEG : a Kalman filter approach [PDF]

open access: yes, 2016
The visual interpretation of intracranial EEG (iEEG) is the standard method used in complex epilepsy surgery cases to map the regions of seizure onset targeted for resection.
Lie, Octavian V, van Mierlo, Pieter
core   +1 more source

Temporal precedence of emotion over attention modulations in the lateral amygdala: Intracranial ERP evidence from a patient with temporal lobe epilepsy [PDF]

open access: yes, 2010
Previous fMRI studies have reported mixed evidence for the influence of selective attention on amygdala responses to emotional stimuli, with some studies showing "automatic" emotional effects to threat-related stimuli without attention (or even without ...
Pourtois, Gilles   +3 more
core   +2 more sources

The Contribution of Thalamocortical Core and Matrix Pathways to Sleep Spindles. [PDF]

open access: yes, 2016
Sleep spindles arise from the interaction of thalamic and cortical neurons. Neurons in the thalamic reticular nucleus (TRN) inhibit thalamocortical neurons, which in turn excite the TRN and cortical neurons.
Cash, Sydney S   +2 more
core   +10 more sources

Mitochondrial Hypermetabolic Neurons in Epilepsy

open access: yesPediatric Neurology Briefs, 2012
Researchers at the University of Calgary and Alberta Children's Hospital, Canada studied histochemically frozen sections of 10 brain resections from 7 epileptic children (ages 2 months to 17 years).
J Gordon Millichap
doaj   +1 more source

Event synchronization: a simple and fast method to measure synchronicity and time delay patterns [PDF]

open access: yes, 2002
We propose a simple method to measure synchronization and time delay patterns between signals. It is based on the relative timings of events in the time series, defined e.g. as local maxima.
Grassberger, P.   +2 more
core   +2 more sources

Utility of Independent Component Analysis for Interpretation of Intracranial EEG

open access: yesFrontiers in Human Neuroscience, 2010
Electrode arrays are sometimes implanted in the brains of patients with intractable epilepsy to better localize seizure foci before epilepsy surgery. Analysis of intracranial EEG (iEEG) recordings is typically performed in the electrode channel domain ...
Diane eWhitmer   +4 more
doaj   +1 more source

Feasibility of stereo electroencephalogram (SEEG) with little to no scalp bone; a case report

open access: yesEpilepsy & Behavior Reports, 2021
Stereo electroencephalogram (SEEG) electrode placement with cranially fixed guide bolts is recognized as one of the most accurate and safest implantation strategies to sample deep and buried cortex during certain clinical scenarios involving epilepsy ...
Angela Wabulya   +4 more
doaj   +1 more source

Intraoperative Neurophysiological Monitoring for Endoscopic Endonasal Approaches to the Skull Base: A Technical Guide. [PDF]

open access: yes, 2016
Intraoperative neurophysiological monitoring during endoscopic, endonasal approaches to the skull base is both feasible and safe. Numerous reports have recently emerged from the literature evaluating the efficacy of different neuromonitoring tests during
Doan, Adam T.   +6 more
core   +3 more sources

Mapping Epileptic Networks Using Simultaneous Intracranial EEG-fMRI [PDF]

open access: yesFrontiers in Neurology, 2021
Background:Potentially curative epilepsy surgery can be offered if a single, discrete epileptogenic zone (EZ) can be identified. For individuals in whom there is no clear concordance between clinical localization, scalp EEG, and imaging data, intracranial EEG (icEEG) may be needed to confirm a predefined hypothesis regarding irritative zone (IZ ...
Umair J. Chaudhary   +15 more
openaire   +5 more sources

Swallowing-related neural oscillation: An intracranial EEG study [PDF]

open access: yesAnnals of Clinical and Translational Neurology, 2020
AbstractSwallowing is a unique movement due to the indispensable orchestration of voluntary and involuntary movement. The transition from voluntary to involuntary swallowing is executed on the order of milliseconds. We hypothesized that its neural mechanism is revealed by high frequency cortical activities.
Hiroaki Hashimoto   +11 more
openaire   +4 more sources

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