Peculiarities of organization of bioelectric brain activity in subclinical stage of epilepsy

V. V. Sychev , V. N. Sychev , N. V. Shatrova

I.P. Pavlov Russian Medical Biological Herald ›› 2017, Vol. 25 ›› Issue (3) : 399 -403.

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I.P. Pavlov Russian Medical Biological Herald ›› 2017, Vol. 25 ›› Issue (3) :399 -403. DOI: 10.23888/PAVLOVJ20173399-403
Psychology, clinical psychology, neurology, psychiatry, narcology
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Peculiarities of organization of bioelectric brain activity in subclinical stage of epilepsy

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Abstract

According to some authors, changes in the electroencephalogram (EEG) in the absence of clinical paroxysmal manifestations should be considered as subclinical epileptic manifestations. Verification of this hypothesis on the basis of the auto-spectral Fourier analysis of the EEG was the purpose of this work. Were examined in 27 women, mean age of 35.4±2.48 years, right-handed, without paroxysmal clinical and EEG manifestations (first group) and 25 women, mean age of 36.2±2.17 years, right-handed, without paroxysmal clinical manifestations, but with epileptiform activity on EEG (second group). In the second group were registered the increase in faverage of the brain EEG (p<0.001), while was increased faverage both of the left and right hemisphere (p<0.01). Zonal peculiarities of bioelectric activity of a brain of the second group surveyed was a significant increase in faverage EEG in all investigated leads (p<0.01), resulting in total liquidation of zonal differences (p>0.05). The results of the analysis allowed to conclude that the registration of the EEG epileptiform paroxysmal phenomena without clinical manifestations should be considered as a subclinical stage of epilepsy.

Keywords

epilepsy / electroencephalography / fast Fourier transform

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V. V. Sychev, V. N. Sychev, N. V. Shatrova. Peculiarities of organization of bioelectric brain activity in subclinical stage of epilepsy. I.P. Pavlov Russian Medical Biological Herald, 2017, 25(3): 399-403 DOI:10.23888/PAVLOVJ20173399-403

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Sychev V.V., Sychev V.N., Shatrova N.V.

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