Сortical mapping of m. abductor polliсis brevis motor area in healthy volunteers using navigation transcranial magnetic stimulation

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Abstract

Transcranial magnetic stimulation (TMS) is method of brain neurons stimulation by alternating magnetic field and measuring motor-evoked potentials (MEPs) with electromyography monitoring. Recently, some new technologies were introduced, based on classical TMS, which allowed noninvasive brain mapping of cortical motor areas. Navigation transcranial magnetic stimulation (nTMS, NBS eXimia Nexstim) is one of them. In this article we describe our experience of m. abductor pollicis brevis motor area mapping in 29 healthy volunteers. Basic parameters of TMS were measured: MEP amplitude (408.49±216.36 uV), latency (22.38±0.97 ms), passive motor threshold (40.08±4.68% for the left hemisphere, 48.71±9.16% for the right hemisphere). Maps of cortical areas were builded.

 

About the authors

Alexander V. Chervyakov

Research Center of Neurology

Email: krn_74@mail.ru
Россия, Moscow

Michail A. Piradov

Research Center of Neurology

Email: krn_74@mail.ru
ORCID iD: 0000-0002-6338-0392

D. Sci. (Med.), Professor, Academician of the Russian Academy of Sciences, Director

Россия, 125367, Russia, Moscow, Volokolamskoye shosse, 80

M. A. Nazarova

Research Center of Neurology

Email: krn_74@mail.ru
Россия, Moscow

N. G. Savitskaya

Research Center of Neurology

Email: krn_74@mail.ru
Россия, Moscow

Lyudmila A. Chernikova

Reseach Center of Neurology

Email: krn_74@mail.ru
Россия, Moscow

Rodion N. Konovalov

Research Center of Neurology

Author for correspondence.
Email: krn_74@mail.ru
ORCID iD: 0000-0001-5539-245X

Cand. Sci. (Med.), senior researcher, Neuroradiology department

Россия, 125367 Moscow, Volokolamskoye shosse, 80

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Copyright (c) 2012 Chervyakov A.V., Piradov M.A., Nazarova M.A., Savitskaya N.G., Chernikova L.A., Konovalov R.N.

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This work is licensed under a Creative Commons Attribution 4.0 International License.

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