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Related Experiment Videos

Head-upright tilt table testing in evaluation of recurrent, unexplained syncope.

B P Grubb1, E Orecchio, T W Kurczynski

  • 1Department of Medicine, Medical College of Ohio, Toledo.

Pediatric Neurology
|November 1, 1992
PubMed
Summary

Head-upright tilt table testing offers a reliable method for diagnosing vasovagal syncope, a common cause of recurrent syncope in children. This diagnostic tool aids neurologists in identifying the cause of fainting and guiding treatment.

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Area of Science:

  • Pediatric Neurology
  • Cardiology
  • Autonomic Nervous System Function

Background:

  • Recurrent syncope is a frequent neurological referral in pediatrics, often lacking a precise diagnosis with traditional methods.
  • Vasovagal syncope is suspected as a common cause, but a reliable diagnostic modality has been unavailable.
  • Existing evaluations are time-consuming, expensive, and yield inconclusive results in 40% of cases.

Purpose of the Study:

  • To review the pathophysiologic mechanisms of vasovagal syncope.
  • To correlate these mechanisms with reflexes elicited during head-upright tilt table testing.
  • To present clinical data, a testing protocol, and therapeutic strategies for unexplained syncope.

Main Methods:

  • Review of pathophysiologic mechanisms of vasovagal syncope.

Related Experiment Videos

  • Analysis of clinical data on head-upright tilt table testing for unexplained syncope.
  • Proposal of a practical testing protocol and therapeutic modalities.

    • Main Results:

    • Head-upright tilt table testing has emerged as a useful tool for evaluating recurrent, unexplained syncope.
    • The test relates vasovagal syncope mechanisms to triggered reflexes.
    • Clinical data supports its utility in diagnosis and management.

    Conclusions:

    • Head-upright tilt table testing provides a reliable diagnostic modality for vasovagal syncope.
    • This test aids in the evaluation and management of recurrent, unexplained syncope in pediatric patients.
    • It is anticipated to become a standard diagnostic tool for neurologists.