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February 1, 1997Canadian Journal of Neurological Sciences / Journal Canadien des Sciences NeurologiquesOpen Access

Responses in Skin Microcirculation to Vestibular Stimulation Before and During Motion Sickness

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Authors

OKOgnyan I. KolevCMClaes MöllerGNGert Nilsson

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Overview

Experimental study demonstrates significant forehead microcirculatory changes in motion-sickness-susceptible adults, indicating laser Doppler flowmetry can objectively quantify sickness severity.

Key Points

  • To evaluate dynamics of skin microcirculation in the forehead and finger during vestibular stimulation and determine its utility in quantifying motion sickness severity.
  • Assessed 11 healthy volunteers susceptible to motion sickness who underwent eccentric vertical axis rotation.
  • Measured skin blood flow dynamics simultaneously at the forehead and fingertip before and during motion sickness using laser Doppler flowmetry.
  • Skin microcirculatory blood flow varied significantly across motion sickness phases in the forehead, whereas no significant changes occurred in the fingertip.
  • Skin blood flow response to vestibular stimulation differed between the pre-sickness state and active motion sickness, with increased rhythmic blood flow fluctuations during sickness.
  • Changes in forehead microcirculation did not correlate with fingertip blood flow changes, establishing forehead laser Doppler flowmetry as an objective measure of sickness.

Cite This Study

Kolev et al. (1997) studied this question.

synapsesocial.com/papers/6a82bea17a209f4aae23ba01https://doi.org/10.1017/s0317167100021090
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