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Vol. 69. Issue 11.
Pages 1101 (November 2016)
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Vol. 69. Issue 11.
Pages 1101 (November 2016)
ECG Contest
DOI: 10.1016/j.rec.2016.05.034
ECG, November 2016
ECG de noviembre de 2016
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Ricardo Salgado Aranda
Corresponding author
ricardosalgadodoc@gmail.com

Corresponding author:
, Francisco Javier García Fernández, Francisco Javier Martín González
Unidad de Arritmias, Hospital Universitario de Burgos, Burgos, Spain
Related content
Rev Esp Cardiol. 2016;69:121810.1016/j.rec.2016.05.035
Ricardo Salgado Aranda, Francisco Javier García Fernández, Francisco Javier Martín González
Question
What do you think is the most likely diagnosis?
Participation in this electro-reto is now closed
Results
Options Votes
1 If the pacing and sensing parameters are normal, there is no malfunction. 0
2 The pacemaker is functioning perfectly. This is a case of fusion: pacing by the device and the appearance of the conducted QRS occur simultaneously. 19
3 Despite the fact that the R wave measured during the interrogation was normal, there is a defect in ventricular sensing. 14
4 This situation could be resolved by increasing the ventricular pacing pulse amplitude. 4
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