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Study identifier: NCT06188689 Synced from ClinicalTrials.gov · July 29, 2026
● Recruiting

Evaluation of A Clinical Diagnostic Test for CRDS

Condition: Calcium Release Deficiency Syndrome (CRDS)  ·  Sponsor: Population Health Research Institute

PhaseNA
Planned participants400
Who can joinAll sexes, N/A to no upper limit
Healthy volunteersNo

About this study

Calcium Release Deficiency Syndrome (CRDS) is a novel inherited arrhythmia syndrome secondary to RyR2 loss-of-function that confers a risk of sudden cardiac death. Diagnosis of CRDS presently requires cellular-based in vitro confirmation that an RyR2 variant causes loss-of-function. We hypothesize that CRDS can be diagnosed clinically through evaluation of the repolarization response to brief tachycardia, mediated by cardiac pacing, and a subsequent pause.

This description comes directly from the study's public registry record.

Talk to the study team

Jason Roberts, MD MAS  ·  905-297-3479  ·  jason.roberts@phri.ca

Always discuss trial participation with your own doctor first.

Locations (20)

University of CaliforniaSan Francisco, California, United StatesRecruiting
Boston Children's HospitalBoston, Massachusetts, United StatesRecruiting
Mayo ClinicRochester, Minnesota, United StatesRecruiting
University of WashingtonSeattle, Washington, United StatesRecruiting
Antwerp University HospitalEdegem, Antwerp, BelgiumRecruiting
Universitair Ziekenhuis BrusselBrussels, BelgiumRecruiting
University of CalgaryCalgary, Alberta, CanadaRecruiting
Alberta Health ServicesEdmonton, Alberta, CanadaRecruiting
Children's & Women's Health Centre of British ColumbiaVancouver, British Columbia, CanadaRecruiting
The University of British ColumbiaVancouver, British Columbia, CanadaRecruiting
Hamilton General HospitalHamilton, Ontario, CanadaRecruiting
London Health Sciences Centre - University HospitalLondon, Ontario, CanadaRecruiting

+ 8 more locations — full list on the registry record.

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Source record: clinicaltrials.gov/study/NCT06188689