Table 3

Summary of case reports of sudden cardiac death in patients with ccTGA

Case 1Case 2Case 3Case 4Case 5
Age (years)3429313430
Associated congenital heart lesionsEbstein's anomaly
VSDEbstein's anomalyASDASD
Previous surgical interventionNo previous surgeryVSD repair
Tricuspid valve replacement (1988, 1989)
No previous surgeryASD repairPulmonary conduit
RV function (at last follow-up)NormalMildly impairedMildly–moderately impairedMildly impairedMildly impaired
Tricuspid regurgitationMild–moderateMild–moderateMildMild–moderateMild
Arrhythmia documentationFirst-degree AV block
Occasional atrial and ventricular ectopicsAtrial arrhythmia
Ventricular bigeminy
Sinus bradycardia (41/min)No arrhythmias documented
Chest painNo symptomsPresyncopeNo symptoms
  • ASD, atrial septal defect; AV, atrioventricular; ccTGA, congenitally corrected transposition of the great arteries; NSVT, non-sustained ventricular tachycardia; PS, pulmonary stenosis; VSD, ventricular septal defect.