Brain wave test may finally distinguish real tics from functional ones

NCT ID NCT07137442

First seen Jun 27, 2026 · Last updated Aug 14, 2026 · Updated 34 times

Summary

This study aims to find differences between organic tics (related to diagnosed disorders) and functional tics (caused by problems in brain-body communication). Researchers will use sensors to measure muscle activity and brain waves in 75 adults with tics and healthy volunteers. Participants undergo a single 4-hour session of monitoring and questionnaires. The goal is to improve diagnosis, not to test a treatment.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

What this could lead to
If successful, this could lead to better diagnostic tools to tell apart organic tics from functional tics.
What could go wrong
This is an early observational study with only 75 participants. It does not test a treatment, so results may not change clinical practice directly.

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • National Institutes of Health Clinical Center

    RECRUITING

    Bethesda, Maryland, 20892, United States

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Other studies related to the condition(s) this trial covers.