21 August 2026
: Case report 
Left Ventricular Summit Ventricular Tachycardia Identified by Electrocardiographic Pattern Recognition and Managed With Radiofrequency Ablation
Challenging differential diagnosis, Management of emergency care, Rare disease
Mariana Goes Moreira ABCDEF 1, Carina Abigail Hardy ABD 1, Leandro Menezes Alves da Costa ACD 1, Ana Carolina Menezes Borsoi ACD 1, Rodrigo Goldenstein Schainberg ACD 1, Anna Beatriz Gori Montes ACD 1, Rafael Amorim Belo Nunes ACD 1, Thiago Midlej Brito ACD 1, Daniel Castanho Genta Pereira ACD 1, Roger Pereira de Oliveira
ACD 1, Thiago Luis Scudeler ABCDEF 1*
DOI: 10.12659/AJCR.953321
Am J Case Rep 2026; 27:e953321
Figure 3 Twenty-four-hour Holter monitoring. The 24-hour Holter monitoring demonstrated a ventricular ectopic burden of approximately 65%, with frequent monomorphic premature ventricular complexes and recurrent sustained and nonsustained ventricular tachycardia, all sharing the same morphology as the index electrocardiogram.