Increased cortical excitability with longer duration of Parkinson's disease as evaluated by transcranial magnetic stimulation

Neurology India

Volumn 51, Issue 1, 2003, Pages 13-15

  Bhatia, Marvin ^a   Johri, S ^a   Behari, M ^a  

^a ALL INDIA INSTITUTE OF MEDICAL SCIENCES   (India)

Author keywords

Cortical excitability,TMS; Parkinson's disease

Indexed keywords

AMPLITUDE MODULATION; ANALYTICAL PARAMETERS; ARTICLE; BRAIN CORTEX; CLINICAL ARTICLE; CONTROLLED STUDY; CORRELATION ANALYSIS; DIFFERENTIAL THRESHOLD; DISEASE DURATION; DISEASE SEVERITY; EVOKED MUSCLE RESPONSE; EXCITABILITY; HUMAN; LATENT PERIOD; MOTOR NERVE CONDUCTION; MOTOR SYSTEM; PARKINSON DISEASE; SYMPTOMATOLOGY; TRANSCRANIAL MAGNETIC STIMULATION;

AGED; CEREBRAL CORTEX; ELECTRIC STIMULATION; HUMANS; MIDDLE AGED; PARKINSON DISEASE; SEVERITY OF ILLNESS INDEX; TRANSCRANIAL MAGNETIC STIMULATION;

EID: 0042304155     PISSN: 00283886     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (13)

1. Barker AT, Jalinous R, Freesten IL. Non invasive magnetic stimulation of human motor cortex. Lancet. 1985;1:1106-7.
2. Rossini PM, Rossie S. Clinical application of motor evoked potentials. Electroencephal. Clin Neruophysiol 1998;106:180-94.
3. Wasserman EM. Risk and safety of repetitive transcranial magnetic stimulation: Report and suggested guidelines from international workshop on the safety of repetitive transcranial magnetic stimulation. Electroencephal. Clin Neurophysiol 1998;108:1-16.
4. Kandler RH, Jarret JA, Sagar HJ, Gumpert EJW, Vinobles GS, Davies Jones GAB, and Jardon N. Abnormalities of Central Motor Conduction in Parkinson's Disease. J Neuroll Sci 1990;100:94-7.
5. Ridding MC, Inzelberg R, Rothwell JC. Changes in excitability of motor cortical circuitary in patients with Parkinson's Disease. Ann Neurol 1995:37:181-8.
6. Cantello R, Gianelli M, Bettucci D, Civardi C, De Angeles MS, Mutani R. Parkinson's Disease rigidity: Magnetic motor evoked potential in a small hand muscle. Neurology 1991;41:1449-56.
7. Eisen A, Siejko S, Schulzer M, Calne D. Age dependent decline in motor evoked potential (MEP) amplitude: With a comment on changes in Parkinson's Disease. Electroencephal Clin Neurophysiol 1991;81:209-15.
8. Valls-Sole J, Pascual-Leone A, Brasil-Neto JP, Cammorota A, Mc Shane L, Hallet M. Abnormal facilitation of the response to magnetic stimulation in patients with Parkinson's Disease. Neurology 1994;44:735-41.
9. Rossini PM, Paradise C, Zarda F, Bernardi G, Caramia MD, Margari L, Ferrari E. Brain excitability and long latency muscular arm responses: Non invasive evaluation in healthy Parkinsonism subject Electroencephal Clin Neurophysiol 1991;81:454-65.
10. Davey NJ, Dick JPR, Ellaway PH, Maskill DW. Raised motor cortical threshold associated with bradykinesia as revealed by transcranial magnetic stimulation in normal and Parkinson's Disease. J Physiol 1991;438:35.
11. Larsen JP, Dupont I, Tandberg E. Clinical diagnosis of Parkinson's Disease. Proposal of diagnostic subgroup classified at different levels of confidence. Acta Neurol Scan 1994;89:242-51.
12. Rossini PM, Barker AT, Berardelli A, Caramia MD, et al. Non invasive electrical and magnetic stimulation of the brain, spinal cord and roots: Basic principles and procedures for routine clinical application. Report of an IFCN committee. Electroencephal Clin Neurophysiol 1994;91:79-92.
13. Ellaway PH, Davey NJ, Miekile DW, Dick JPR. The relation between bradykinesia and excitability of motor cortex assessed using transcranial magnetic stimulatio in normal and Parkinsonian subjects. Electroencephal Clin Neurophysiol 1995;97:169-78.