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Related Experiment Video

Updated: Mar 25, 2026

Assessment of Static Graviceptive Perception in the Roll-Plane using the Subjective Visual Vertical Paradigm
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[Head-up tilt test].

S Hori1

  • 1Emergency & Critical Care Medicine, Keio University, School of Medicine, Tokyo.

Journal of Cardiology
|June 2, 2000
PubMed
Summary
This summary is machine-generated.

Head-up tilt table testing is a valuable diagnostic tool for evaluating syncope, particularly vasovagal syncope. While sensitivity varies, its high specificity aids in clinical decision-making for patients experiencing recurrent or high-risk fainting episodes.

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Area of Science:

  • Cardiology
  • Physiology
  • Clinical Diagnostics

Context:

  • Head-upright tilt table testing has been a research tool for 50 years.
  • Clinical application for syncope evaluation began in 1986.
  • Widely accepted for diagnosing vasovagal syncope.

Purpose:

  • To study hemodynamic and endocrine adaptations to positional changes.
  • To provide direct diagnostic evidence of vasovagal syncope susceptibility.
  • To guide treatment plans for neurally mediated syncope.

Summary:

  • Standardized tilt test protocols involve 30-45 minutes at 60-80 degrees.
  • Pharmacologic provocation, often with isoproterenol, enhances diagnostic yield.
  • Diagnostic specificity ranges from 80-100%, while sensitivity is 40-70%.

Impact:

  • Effective in identifying susceptibility to vasovagal syncope.
  • Influences treatment decisions for recurrent or high-risk syncope patients.
  • Warrants use in exercise-induced syncope and specific clinical scenarios.