Pediatric Neurology
Volume 38, Issue 1 , Pages 16-19 , January 2008

Square Wave Jerks in Children and Adolescents

  • Michael S. Salman, MBBS, PhD

      Affiliations

    • Section of Pediatric Neurology, Children’s Hospital, University of Manitoba, Winnipeg, Manitoba, Canada
    • Corresponding Author InformationCommunications should be addressed to: Dr. Salman; Section of Pediatric Neurology, Children’s Hospital, AE 308; Harry Medovy House; 820 Sherbrook St.; Winnipeg, Manitoba R3A 1R9, Canada.
    • ,
  • James A. Sharpe, MD

      Affiliations

    • Division of Neurology, University of Toronto, Toronto, Ontario, Canada
    • Vision Science Research Program and University Health Network, University of Toronto, Toronto, Ontario, Canada.
    • ,
  • Linda Lillakas, BA

      Affiliations

    • Vision Science Research Program and University Health Network, University of Toronto, Toronto, Ontario, Canada.
    • ,
  • Martin J. Steinbach, PhD

      Affiliations

    • Vision Science Research Program and University Health Network, University of Toronto, Toronto, Ontario, Canada.

Received 19 June 2007 ,Accepted 20 August 2007.

References 

  1. Sharpe JA, Fletcher WA. Saccadic intrusions and oscillations. Can J Neurol Sci. 1984;11:426–433
  2. Herishanu YO, Sharpe JA. Normal square wave jerks. Invest Ophthalmol Vis Sci. 1981;20:268–272
  3. Shaffer DM, Krisky CM, Sweeney JA. Frequency and metrics of square wave jerks: Influences of task-demand characteristics. Invest Ophthalmol Vis Sci. 2003;44:1082–1087
  4. Elidan J, Gay I, Lev S. Square wave jerks—incidence, characteristics, and significance. J Otolaryngol. 1984;13:375–381
  5. Shallo-Hoffmann J, Petersen J, Mühlendyck H. How normal are “normal” square wave jerks?. Invest Ophthalmol Vis Sci. 1989;30:1009–1011
  6. Sharpe JA, Herishanu YO, White OB. Cerebral square wave jerks. Neurology. 1982;32:57–62
  7. Shallo-Hoffmann J, Sendler B, Mühlendyck H. Normal square wave jerks in differing age groups. Invest Ophthalmol Vis Sci. 1990;31:1649–1652
  8. Martinez-Conde S. Fixational eye movements in normal and pathological vision. Prog Brain Res. 2006;154:151–176
  9. DiScenna AO, Das VE, Zivotofsky AZ, Seidman SH, Leigh RJ. Evaluation of a video tracking device for measurement of horizontal and vertical eye rotations during locomotion. J Neurosci Methods. 1995;58:89–94
  10. Altman DG. Practical statistics for medical research. New York: Chapman and Hall; 1995;
  11. Abadi RV, Gowen E. Characteristics of saccadic intrusions. Vision Res. 2004;44:2675–2690
  12. Steinman RM, Haddad GM, Skavenski AA, Wyman D. Miniature eye movement. Science. 1973;181:810–819
  13. Kowler E, Steinman RM. Miniature saccades: Eye movements that do not count. Vision Res. 1979;19:105–108
  14. Kowler E, Steinman RM. Small saccades serve no useful purpose. Vision Res. 1980;20:273–276
  15. Hikosaka O, Takikawa Y, Kawagoe R. Role of the basal ganglia in the control of purposive saccadic eye movements. Physiol Rev. 2000;80:953–978
  16. Horn AK, Büttner-Ennever JA, Wahle P, Reichenberger I. Neurotransmitter profile of saccadic omnipause neurons in nucleus raphe interpositus. J Neurosci. 1994;14:2032–2046
  17. Martinez-Conde S, Macknik SL, Troncoso XG, Dyar TA. Microsaccades counteract visual fading during fixation. Neuron. 2006;49:297–305
  18. Salman MS, Sharpe JA, Eizenman M, et al. Saccades in children. Vision Res. 2006;46:1432–1439
  19. Abadi RV, Scallan CJ, Clement RA. The characteristics of dynamic overshoots in square wave jerks, and in congenital and manifest latent nystagmus. Vision Res. 2000;40:2813–2829

PII: S0887-8994(07)00414-6

doi: 10.1016/j.pediatrneurol.2007.08.011

Pediatric Neurology
Volume 38, Issue 1 , Pages 16-19 , January 2008

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