Alternating and gradually changing narrow QRS complex tachycardia in a patient with heart failure: What is the mechanism?

A 23‐year‐old woman with palpitations for 9 years was referred for catheter ablation. ECG showed an irregular narrow complex tachycardia with alternating and gradually changing QRS morphologies after alternating and changing RR intervals, with a clear pattern of 2 alternating QRS complexes. An elect...

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Detalles Bibliográficos
Autores principales: Chen, Songwen, Zhang, Feilong, Wei, Yong, Lu, Xiaofeng, Zhou, Genqing, Liu, Shaowen
Formato: Online Artículo Texto
Lenguaje:English
Publicado: John Wiley and Sons Inc. 2021
Materias:
Case Reports
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8588362/
https://www.ncbi.nlm.nih.gov/pubmed/33629476
http://dx.doi.org/10.1111/anec.12836

Internet

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8588362/
https://www.ncbi.nlm.nih.gov/pubmed/33629476
http://dx.doi.org/10.1111/anec.12836

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