About this trial
The goal of this observational study is to evaluate if there are differences in DNA methylation of peripheral blood in patients with Brugada syndrome and healthy subjects. The main question it aims to answer is:
Does DNA methylation changes distinguish Brugada patients from healthy controls?
Does DNA methylation changes distinguish Brugada patients with high versus low risk of sudden cardiac death?
Eligibility criteria
This trial accepts healthy volunteersQualifiers
Brugada syndrome was confirmed when the 12-lead ECG showed ST-segment elevation with a type-1 morphology of ≥2 mm in ≥1 right precordial lead either spontaneously or after a provocative drug test (intravenous administration of a Class I antiarrhythmic) in the absence of any structural heart disease.
>18 years
Unrelated patients
Disqualifiers
Related patients
Not type 1 Br patter
Trial population
Patients with Brugada syndrome attended the Cardiology Dept. at University of Campania "L. Vanvitelli", Monaldi Hospital (Naples, Italy). The control group consisted of unrelated age- and sex-matched healthy subjects as volunteer blood donors attending the U.O.C. Divisione di Immunologia Clinica, Immunoematologia, Medicina Trasfusionale at University of Campania "L. Vanvitelli" (Naples, Italy).
Trial design
Case-control
Cross-sectional
Treatments tested in this trial
Not listed
Trial groups
Trial outcomes
Primary outcomes
Number of differentially methylated genes as assessed by EPIC microarray
We will compare the methylation profiles of patients and controls in order to obtain a panel of differentially methylated genes.
Secondary outcomes
Diagnostic performance of differentially methylated regions predicting the risk of sudden cardiac death
We will perform a subgroup analysis of Brugada patients (high vs. low risk of sudden cardiac death). ROC curve analysis will be performed to identify which differentially methylated genese may be useful to predict the risk of sudden cardiac death.
Locations
Sponsors and contacts
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This trial is not recruiting at the moment. You can still explore other options: