Simple cheek swab could predict sudden cardiac death risk
NCT ID NCT04257994
First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study explores whether a quick, painless cheek swab can spot protein changes linked to inherited heart conditions that cause sudden cardiac death in young people. Researchers will collect samples from 26 patients with arrhythmic disorders or family members at risk. If the test works, it could replace risky heart biopsies and help diagnose those at risk earlier.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
- Active substance
- buccal smear sample
- What this could lead to
- If successful, this could provide a simple, painless cheek swab test to identify people at risk of sudden cardiac death without needing a heart biopsy.
- What could go wrong
- This is a small, early-stage study with only 26 participants, so results may not apply to everyone. The test is still experimental and not yet proven to reliably predict risk.
This is an AI summary of the original study and may miss details. Read our disclaimer.
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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
-
St George'S Hospital
RECRUITINGLondon, SW17 0RE, United Kingdom
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