Creating a database to understand the effects of KCNH2 gene variants in Long QT Syndrome

Building of a Diagnostic/Prognostic Database by High-throughput Multiplexed Assays for Human ERG Variant Effects

Nantes University Hospital · NCT06087367

This study is trying to create a database to help understand how changes in the KCNH2 gene affect people with Long QT Syndrome and improve their diagnosis and treatment.

Quick facts

Study typeObservational
Enrollment600 (estimated)
SexAll
SponsorNantes University Hospital (other)
Locations2 sites (Nantes, Loire-atlantique and 1 other locations)
Trial IDNCT06087367 on ClinicalTrials.gov

What this trial studies

This observational study aims to build a comprehensive diagnostic and prognostic database focused on the effects of variants in the KCNH2 gene, which is linked to Long QT Syndrome. By utilizing Next Generation Sequencing, the study will analyze numerous KCNH2 variants to determine their functional significance and impact on heart rhythm disorders. The goal is to enhance understanding of these variants' pathogenicity, which is essential for accurate diagnosis and treatment planning for affected patients.

Who should consider this trial

Good fit: Ideal candidates for this study are patients who carry a mutation in the KCNH2 gene.

Not a fit: Patients who do not have a mutation in the KCNH2 gene or refuse to participate in the research will not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to improved diagnostic accuracy and personalized treatment options for patients with Long QT Syndrome.

How similar studies have performed: While there is ongoing research into KCNH2 variants, this specific approach to building a comprehensive database is relatively novel and has not been extensively tested.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Patients carrier of a mutation in KCNH2 gene

Exclusion Criteria:

* Patients who refuse to take part to research

Where this trial is running

Nantes, Loire-atlantique and 1 other locations

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.

View on ClinicalTrials.gov →

Conditions: Long QT Syndrome, Long QT syndrome, KCNH2 gene variants

Last reviewed 2026-05-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.