Motor unit action potential (MUAP) parameters affected by editing duration cursors

Electromyography and Clinical Neurophysiology

Volumn 44, Issue 5, 2004, Pages 265-269

  Takehara, I ^a   Chu, Jennifer ^a   Schwartz, I ^a   Aye, H H ^a  

^a HOSPITAL OF THE UNIVERSITY OF PENNSYLVANIA   (United States)

Author keywords

Duration cursor; Motor unit action potential; Quantitative needle electromyography; Size index

Indexed keywords

ADULT; ARTICLE; BACK MUSCLE; CLINICAL ARTICLE; DIAGNOSTIC ACCURACY; DIAGNOSTIC ERROR; ELECTRODE; ELECTROMYOGRAPHY; FEMALE; HUMAN; LOW BACK PAIN; MALE; MOTOR UNIT POTENTIAL; MYOFASCIAL PAIN; NECK PAIN;

ACTION POTENTIALS; ADULT; ELECTROMYOGRAPHY; FACIAL NEURALGIA; FEMALE; HUMANS; MALE; MIDDLE AGED; MUSCLE, SKELETAL; OBSERVER VARIATION; REPRODUCIBILITY OF RESULTS; TIME FACTORS;

EID: 4444314206     PISSN: 0301150X     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (13)

1. Bischoff, C., Stalberg, E., Falck, B., Eeg-Olofsson, K.B.: Reference values of motor unit action potentials obtained with multi-MUAP analysis. Muscle Nerve, 17: 842-851, 1994.
2. Buchthal, F. and Kamieniecka, Z.: The diagnostic yield of quantified electromyography and quantified muscle biopsy in neuromuscular disorders. Muscle Nerve, 5: 265-280, 1982.
3. Chu, J. and Chan, R.C.: Changes in motor unit potential parameters in monopolar recordings related to filter settings of the EMG amplifier. Arch. Phys. Med. Rehabil., 66: 601-604, 1985.
4. Chu, J., Chan, R.C. and Bruyninckx, F.: Effects of the EMG amplifier filter settings on the motor unit action potential parameters recorded with concentric and monopolar needles. Electromyogr. Clin. Neurophysiol., 26: 627-639, 1986.
5. Chu, J., Takehara, I., Li, T.C. and Schwartz, I.: Skill and selection bias has least influence on motor unit action potential firing rate/frequency. Electromyogr. clin. Neurophysiol., 43: 387-392, 2003.
6. Dumitru, D. and Zwarts, J. M.: Instrumentation. In: Dumitru, D., Zwarts, J. M., Amato, A. A. (Ed.), Electrodiagnostic Medicine Second Edition, pp. 69-97, Hanley & Belfus, Philadelphia, 2002.
7. Jonas, D., Conrad, B., Von Einsiedel, H.G. and Bischoff, C.: Correlation between quantitative EMG and muscle MRI in patients with axonal neuropathy. Muscle Nerve, 23: 1265-1269, 2000.
8. Okajima, Y., Tomita, Y., Sasa, H., Tanaka, N., Kimura, A. and Chino, N.: The size index as a motor unit identifier in electromyography examined by numeral calculation. J. Electromyogr. Kinesiolo., 9: 201-208, 1999.
9. Sanjeev, D.N. and Donald, B.S.: Recording characteristics of monopolar EMG electrodes. Muscle Nerve, 14: 108-112, 1991.
10. Sonoo, M.: New attempts to quantify concentric needle electromyography. Muscle Nerve. Suppl, 11: S98-102, 2002.
11. Sonoo, M. and Stalberg, E.: The ability of MUP parameters to discriminate between normal and neurogenic MUPs in concentric EMG: analysis of the MUP "thickness" and the proposal of "size index". Electroencephalogr. Clin. Neurophysiol., 89: 291-303, 1993.
12. Stalberg, E., Falck, B., Sonoo, M., Stalberg, S. and Astrom, M.: Multi-MUP EMG analysis-a two year experience in daily clinical work. Electroencephalogr. Clin. Neurophysiol., 97: 145-154, 1995.
13. Viitasalo, J.H. and Komi, P.V: Signal characteristics of EMG with special reference to reproducibility of measurements. Acta. Physiol. Scand., 93: 531-539, 1975.