- ICH GCP
- US Clinical Trials Registry
- Clinical Trial NCT02784912
Biomarkers in Risk Stratification of Sustainted Ventricular Tachycardia or Electrical Storm After Ablation (STORM)
Biomarkers-related riSk sTratification of Arrhythmia Recurrence in Patients undergOing Ablation of Sustained ventRicular Tachycardia or Electrical storM - STORM Study
Prevalence of HF reaches 1-2% of developed populations, and consequently a significant problem becomes more frequent occurrence of ventricular arrhythmias (VA) - sustained ventricular tachycardia (sVT) and electrical storm (ES) requiring radiofrequency ablation.
The aim of the study is to create a model of risk stratification to identify patients with increased risk of occurrence of composite (cardiovascular death or rehospitalization, arrhythmia recurrence) and secondary (inadequate device therapy, all-cause death or rehospitalization, intensification of atrial arrhythmia) endpoints after ablation of ES or sustained VT. Model will be based on additional measurements of N-terminal pro brain natriuretic peptide (NT-proBNP), Galectin-3, suppressor of tumorigenicity 2 (ST2), high sensitive troponin T (hs-TnT), high sensitive C-reactive protein (hs-CRP), iron deficiency to clinical-, electrocardiographic- and echocardiographic assessment.
Study Overview
Status
Detailed Description
Patients with ischemic heart failure (HF) and reduced left ventricle ejection fraction are at high risk for recurrence of VA, ultimately leading to death. Such patients often require ablation. On the other hand, ablation of the VA in patients with post-infarction scar is a technically difficult procedure and often is associated with short-term efficacy.
Risk factors for recurrence of VA are difficult to identify, although there are mentioned e.g. reduced left ventricular ejection fraction, exacerbation of chronic HF and electrolyte abnormalities.
VA is triggered by ongoing inflammation and fibrosis, which are reflected by a level of biomarkers. Thus, it is worth searching for biomarkers that increase the possibility of effective stratification of risk of arrhythmia recurrence in patients undergoing ablation of sVT or ES.
The hypothesis of this study is that biomarker-related risk stratification may be beneficial for patients with ES or sVT.
Sample size assessment was made to specify the number of participants necessary to demonstrate an effect.
The study will include at least 50 patients (who meet the inclusion/exclusion criteria) with ischemic heart failure, with reduced left ventricle ejection fraction admitted to hospital and qualified for ablation due to ES or sVT.
For every patient will be provided case report forms (CRFs) including their clinical status at admission and at discharge, laboratory findings, management during index hospitalization, data from ablation procedure, pharmacotherapy, as well as in-hospital and one-year outcome.
Serum will be collected before ablation and 1-month after discharge from hospital for biomarkers measurements. Patients will be tele-monitored for ≥12-months. There will be carried out two control visits (including assessment of clinical, echocardiographic, electrocardiographic and Holter-ECG parameters) on 1- and 3 months after discharge.
Study Type
Enrollment (Anticipated)
Contacts and Locations
Study Contact
- Name: Krzysztof Ozierański, MD
- Phone Number: 0048 509 996 947
- Email: krzysztof.ozieranski@gmail.com
Study Contact Backup
- Name: Paweł Balsam, PhD
- Phone Number: 0048 605 152 120
- Email: pawel.balsam@me.com
Study Locations
-
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Mazowieckie
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Warsaw, Mazowieckie, Poland, 02-097
- 1st Department of Cariology of Medcial University of Warsaw
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Sub-Investigator:
- Grzegorz Opolski, Professor
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Sub-Investigator:
- Paweł Balsam, PhD
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Principal Investigator:
- Krzysztof Ozierański, MD
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Sub-Investigator:
- Agata Tymińska, MD
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Contact:
- Krzysztof Ozierański, MD
- Phone Number: 0048 509 996 947
- Email: krzysztof.ozieranski@gmail.com
-
Contact:
- Paweł Balsam, PhD
- Phone Number: 0048 605 152 120
- Email: pawel.balsam@me.com
-
Sub-Investigator:
- Marcin Grabowski, PhD
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Sub-Investigator:
- Piotr Lodziński, PhD
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Sub-Investigator:
- Michał Peller, MD
-
-
Participation Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Genders Eligible for Study
Sampling Method
Study Population
Description
Inclusion Criteria (all required):
- >= 18 years
- signed consent
- ischemic heart disease
- left ventricle ejection fraction <= 35%
- admission to hospital due to electrical storm or sustained ventricular tachycardia and qualification for ablation of the arrhythmia
- patients with already implanted cardioverter defibrillator (ICD) / cardiac resynchronization therapy defibrillator (CRT-D) or patients qualified for implantation
Exclusion Criteria:
- non-ischemic heart disease
- current ischemia and potentially reversible causes (e.g. electrolyte abnormalities, drug intoxication) of the arrhythmia
- congenital genetic heart disease
- serious comorbidities (e.g. neoplasm)
- chronic inflammatory disease (e.g. inflammatory bowel disease, rheumatoid arthritis)
- renal failure (creatinine >2,5 mg/dl)
Study Plan
How is the study designed?
Design Details
What is the study measuring?
Primary Outcome Measures
Outcome Measure |
Time Frame |
---|---|
Biomarker-related risk stratification of composite endpoint (cardiovascular death or rehospitalization, arrhythmia recurrence) occurrence after ablation of sustained ventricular tachycardia or electrical storm.
Time Frame: up to 12 months
|
up to 12 months
|
Secondary Outcome Measures
Outcome Measure |
Time Frame |
---|---|
Biomarker-related risk stratification of secondary endpoint (all-cause death or rehospitalization, intensification of atrial arrhythmia) occurrence after ablation of sustained ventricular tachycardia or electrical storm.
Time Frame: up to 12 months
|
up to 12 months
|
Other Outcome Measures
Outcome Measure |
Time Frame |
---|---|
Correlation of serum biomarkers concentrations with cardiac remodeling.
Time Frame: up to 12 months
|
up to 12 months
|
Correlation of serum biomarkers concentrations with hemodynamic stress.
Time Frame: up to 12 months
|
up to 12 months
|
Assessment of iron deficiency and its prognostic significance.
Time Frame: up to 12 months
|
up to 12 months
|
Assessment of changes in biomarker levels in serial measurements.
Time Frame: up to 12 months
|
up to 12 months
|
Correlation of serum biomarkers concentrations in patients with and without device (ICD or CRT-D) already implanted.
Time Frame: up to 12 months
|
up to 12 months
|
Correlation of serum biomarkers concentrations with a size of an infarct scar.
Time Frame: during index hospitalization
|
during index hospitalization
|
Collaborators and Investigators
Sponsor
Investigators
- Study Chair: Marcin D Grabowski, PhD, 1st Department of Cardiology Medical University of Warsaw
- Study Chair: Piotr Lodziński, PhD, 1st Department of Cardiology Medical University of Warsaw
- Study Chair: Grzegorz Opolski, Professor, 1st Department of Cardiology Medical University of Warsaw
Study record dates
Study Major Dates
Study Start (Anticipated)
Primary Completion (Anticipated)
Study Completion (Anticipated)
Study Registration Dates
First Submitted
First Submitted That Met QC Criteria
First Posted (Estimate)
Study Record Updates
Last Update Posted (Actual)
Last Update Submitted That Met QC Criteria
Last Verified
More Information
Terms related to this study
Keywords
Additional Relevant MeSH Terms
Other Study ID Numbers
- STORM
Plan for Individual participant data (IPD)
Plan to Share Individual Participant Data (IPD)?
IPD Plan Description
This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.
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