Tiny heart monitor could uncover why dialysis patients die suddenly

NCT ID NCT04036695

Completed Knowledge-focused Sponsor: London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's Source: ClinicalTrials.gov ↗

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study looks at why people on dialysis for kidney failure often have dangerous heart rhythms. Researchers implanted a small heart monitor in 18 patients to track their heartbeats for up to three years. They also used CT scans and ultrasound to see if the dialysis procedure itself causes heart injury. The goal is to understand the link between dialysis and heart problems, which could lead to better prevention.

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 help doctors predict and prevent dangerous heart rhythms in dialysis patients, potentially reducing sudden cardiac death.
What could go wrong: This is a small, early-stage observational study with only 18 participants, so results may not apply to all dialysis patients. It aims to gather information, not test a treatment.

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.

Arrhythmias, Cardiac cardiac rhythm disease Death, Sudden, Cardiac end stage renal failure sudden arrhythmia death syndrome sudden cardiac arrest

As listed by the trial registrant

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

ARRYTHMIA, CARDIAC HEMODIALYSIS SUDDEN CARDIAC DEATH

Contacts and locations

Locations

Kidney Care Centre

London, Ontario, N6K 1M6, Canada
University Hospital

London, Ontario, N6A 5A5, Canada

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