Search Results - "HELGUERA, M. E"

Antiarrhythmic drug initiation in patients with atrial fibrillation by Pinski, Sergio L., Helguera, Marcelo E.

“…Antiarrhythmic drugs remain the mainstay of treatment of atrial fibrillation, but their potential proarrhythmic effects hamper their optimal use. Drug-induced…”
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Influence of amiodarone on QT dispersion in patients with life-threatening ventricular arrhythmias and clinical outcome by Meierhenrich, Rainer, Helguera, Marcelo E, Kidwell, Gregory A, Tebbe, U

“…Increased QT dispersion, defined as the difference between the maximum and minimum QT interval on the standard 12-lead electrocardiogram, is assumed to reflect…”
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Clinical presentation of endocardial pacing lead malfunction by HELGUERA, M. E, MALONEY, J. D, FAHY, G. J, PINSKI, S. L

“…This study highlights the wide spectrum of manifestation of pacing lead malfunction. Patients judged to be pacer dependent or in whom ventricular lead…”
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Memory T waves after radiofrequency catheter ablation of accessory atrioventricular connections in Wolff-Parkinson-White syndrome by Helguera, M E, Pinski, S L, Sterba, R, Trohman, R G

“…Generalized, extensive electrical repolarization abnormalities, represented by negative or abnormally peaked T waves, are frequently observed after…”
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Pacing lead survival: performance of different models by Woscoboinik, J R, Maloney, J D, Helguera, M E, Mercho, N, Alexander, L A, Wilkoff, B, Simmons, T, Morant, V, Castle, L W

“…Recent reports have shown poor survival of some leads currently in use. Long-term survival analysis of 2,444 leads (1,059 atrial and 1,385 ventricular)…”
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Durability of bipolar coaxial endocardial pacemaker leads compared with unipolar leads by Helguera, M E, Pinski, S L, Maloney, J D, Woscoboinik, J R, Trohman, R G, Morant, V A, Wilkoff, B L, Castle, L W

“…The coaxial design allows for thinner bipolar endocardial pacemaker leads, but recent reports have suggested a higher incidence of failure for this…”
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Long-term performance of epimyocardial pacing leads in adults: comparison with endocardial leads by Helguera, M E, Maloney, J D, Woscoboinik, J R, Trohman, R G, McCarthy, P M, Morant, V A, Wilkoff, B L, Castle, L W, Pinski, S L

“…The long-term performance of epimyocardial pacing leads in children is well established, but few studies have analyzed the performance in adults. This issue…”
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Long-term performance of endocardial pacing leads by Helguera, M E, Maloney, J D, Pinski, S L, Woscoboinik, J R, Wilkoff, B L, Castle, L W

“…To assess the performance of endocardial pacemaker leads and to identify factors associated with structural lead failure, medical records of 2,611 endocardial…”
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Radiofrequency catheter ablation of the left bundle branch in a canine model by Helguera, M E, Trohman, R G, Tchou, P J

“…Transcatheter ablation of the left bundle branch may be considered for management of selected macroreentrant ventricular tachycardias. Left bundle ablation can…”
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Physiology of rate-responsive pacing by Maloney, J D, Helguera, M E, Woscoboinik, J R

“…The search for a pacemaker that accurately and easily mimics normal physiology is a continuing effort. There have been many achievements in the past, including…”
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Sequential Inappropriate Subcutaneous Implantable Cardioverter-Defibrillator Shocks by Torres, Christian A., MD, Helguera, Marcelo E., MD, Pinski, Sergio L., MD, Baez-Escudero, Jose L., MD

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