Cardiology · Cardiology / Cardiac electrophysiology
Early repolarization syndrome
also: idiopathic ventricular fibrillation with early repolarization; J-wave syndrome (with Brugada syndrome)
J-point elevation on ECG associated with idiopathic ventricular fibrillation in a minority of carriers.
- Specialty
- Cardiology
- Subspecialty
- Cardiology / Cardiac electrophysiology
- Sex & age distribution
- Male: affected, more common; Female: affected; Children: rare, young adults
- Gene(s) involved
- ABCC9, CACNA1C, CACNA2D1, CACNB2, DPP6, KCNJ8, SCN10A, SCN5A
- Alternative names & eponyms
- idiopathic ventricular fibrillation with early repolarization; J-wave syndrome (with Brugada syndrome)
Etiology & mechanism
Transmural voltage gradient from transient outward current heterogeneity; genetic and acquired contributors.
Gene(s) involved (8)
Symptoms & signs (5)
In plain terms, someone with Early repolarization syndrome may experience the following — click any to explore related syndromes:
Same gene(s)
Other syndromes that involve one of this syndrome's genes.
Overlapping symptoms
Other syndromes that share symptoms with this one.
Drag nodes, scroll to zoom, click a node to open that syndrome.
Shares symptoms with
4 shared
Brugada syndrome
palpitations, sudden cardiac death, syncope, ventricular fibrillation
4 shared
Short QT syndrome
palpitations, sudden cardiac death, syncope, ventricular fibrillation
3 shared
Long QT syndrome
palpitations, sudden cardiac death, syncope
2 shared
Postural orthostatic tachycardia syndrome
palpitations, syncope
2 shared
PRKAG2 syndrome
palpitations, syncope
2 shared
Sick sinus syndrome
palpitations, syncope
2 shared
Takotsubo cardiomyopathy
palpitations, syncope
2 shared
Wolff–Parkinson–White syndrome
palpitations, syncope
1 shared
Conn syndrome
palpitations
1 shared
Dumping syndrome
palpitations
Shares genes with
5 shared
Brugada syndrome
ABCC9, CACNA1C, CACNB2, KCNJ8, SCN5A
3 shared
Short QT syndrome
CACNA1C, CACNA2D1, CACNB2
2 shared
Cantú syndrome
ABCC9, KCNJ8
2 shared
Long QT syndrome
CACNA1C, SCN5A
1 shared
Adams–Stokes syndrome
SCN5A
1 shared
Irritable bowel syndrome
SCN5A
1 shared
Sick sinus syndrome
SCN5A
1 shared
Sudden infant death syndrome
SCN5A
1 shared
Sudden infant death syndrome with cardiac cause
SCN5A
1 shared
Timothy syndrome
CACNA1C
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