Intravenous administration of magnesium and potassium solution lowers energy levels and increases success rates electrically cardioverting atrial fibrillation

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Intravenous administration of magnesium and potassium solution lowers energy levels and increases success rates electrically cardioverting atrial fibrillation. / Sultan, Arian; Steven, Daniel; Rostock, Thomas; Hoffmann, Boris; Müllerleile, Kai; Servatius, Helge; Drewitz, Imke; Lüker, Jakob; Meyer, Philip; Salukhe, Tushar; Willems, Stephan.

in: J CARDIOVASC ELECTR, Jahrgang 23, Nr. 1, 01.2012, S. 54-59.

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@article{896819a57387429e9d0c930cf8dd1a7b,
title = "Intravenous administration of magnesium and potassium solution lowers energy levels and increases success rates electrically cardioverting atrial fibrillation",
abstract = "BACKGROUND: External biphasic electrical cardioversion (CV) is a standard treatment option for patients suffering from acute symptoms of atrial fibrillation (AF). Nevertheless, CV is not always successful, and thus strategies to increase the success rate are desirable.OBJECTIVE: The purpose of this study was to evaluate the effect of intravenously administered K/Mg solution on the biphasic CV energy threshold and success rate to restore sinus rhythm (SR) in patients with AF.METHODS: The study consisted of 170 patients with persistent AF. The patients were randomly assigned to undergo biphasic CV either with (n = 84) or without (n = 86) pretreatment with K/Mg solution. An energy step-up protocol of 75, 100, and 150 W (J) was used.RESULTS: Biphasic CV of AF was effective in 81 (96.4%) patients in the pretreatment and 74 (86.0%) patients in the control group (P = 0.005). The effective energy level required to achieve SR was significantly lower in the pretreated group (140.8 ± 26.9 J vs 182.5 ± 52.2 J, P = 0.02). No K/Mg-solution-associated side effects such as hypotension or bradycardia were observed.CONCLUSION: Administration of K/Mg solution positively influences the success rate of CV in patients with persistent AF. Furthermore, significantly less energy is required to successfully restore SR and therefore K/Mg pretreatment may facilitate SR restoration in patients undergoing CV for AF.",
keywords = "Aged, Atrial Fibrillation/diagnosis, Combined Modality Therapy, Defibrillators, Electric Countershock/adverse effects, Female, Germany, Humans, Infusions, Intravenous, Magnesium/administration & dosage, Male, Middle Aged, Potassium/administration & dosage, Treatment Outcome",
author = "Arian Sultan and Daniel Steven and Thomas Rostock and Boris Hoffmann and Kai M{\"u}llerleile and Helge Servatius and Imke Drewitz and Jakob L{\"u}ker and Philip Meyer and Tushar Salukhe and Stephan Willems",
note = "{\textcopyright} 2011 Wiley Periodicals, Inc.",
year = "2012",
month = jan,
doi = "10.1111/j.1540-8167.2011.02146.x",
language = "English",
volume = "23",
pages = "54--59",
journal = "J CARDIOVASC ELECTR",
issn = "1045-3873",
publisher = "Wiley-Blackwell",
number = "1",

}

RIS

TY - JOUR

T1 - Intravenous administration of magnesium and potassium solution lowers energy levels and increases success rates electrically cardioverting atrial fibrillation

AU - Sultan, Arian

AU - Steven, Daniel

AU - Rostock, Thomas

AU - Hoffmann, Boris

AU - Müllerleile, Kai

AU - Servatius, Helge

AU - Drewitz, Imke

AU - Lüker, Jakob

AU - Meyer, Philip

AU - Salukhe, Tushar

AU - Willems, Stephan

N1 - © 2011 Wiley Periodicals, Inc.

PY - 2012/1

Y1 - 2012/1

N2 - BACKGROUND: External biphasic electrical cardioversion (CV) is a standard treatment option for patients suffering from acute symptoms of atrial fibrillation (AF). Nevertheless, CV is not always successful, and thus strategies to increase the success rate are desirable.OBJECTIVE: The purpose of this study was to evaluate the effect of intravenously administered K/Mg solution on the biphasic CV energy threshold and success rate to restore sinus rhythm (SR) in patients with AF.METHODS: The study consisted of 170 patients with persistent AF. The patients were randomly assigned to undergo biphasic CV either with (n = 84) or without (n = 86) pretreatment with K/Mg solution. An energy step-up protocol of 75, 100, and 150 W (J) was used.RESULTS: Biphasic CV of AF was effective in 81 (96.4%) patients in the pretreatment and 74 (86.0%) patients in the control group (P = 0.005). The effective energy level required to achieve SR was significantly lower in the pretreated group (140.8 ± 26.9 J vs 182.5 ± 52.2 J, P = 0.02). No K/Mg-solution-associated side effects such as hypotension or bradycardia were observed.CONCLUSION: Administration of K/Mg solution positively influences the success rate of CV in patients with persistent AF. Furthermore, significantly less energy is required to successfully restore SR and therefore K/Mg pretreatment may facilitate SR restoration in patients undergoing CV for AF.

AB - BACKGROUND: External biphasic electrical cardioversion (CV) is a standard treatment option for patients suffering from acute symptoms of atrial fibrillation (AF). Nevertheless, CV is not always successful, and thus strategies to increase the success rate are desirable.OBJECTIVE: The purpose of this study was to evaluate the effect of intravenously administered K/Mg solution on the biphasic CV energy threshold and success rate to restore sinus rhythm (SR) in patients with AF.METHODS: The study consisted of 170 patients with persistent AF. The patients were randomly assigned to undergo biphasic CV either with (n = 84) or without (n = 86) pretreatment with K/Mg solution. An energy step-up protocol of 75, 100, and 150 W (J) was used.RESULTS: Biphasic CV of AF was effective in 81 (96.4%) patients in the pretreatment and 74 (86.0%) patients in the control group (P = 0.005). The effective energy level required to achieve SR was significantly lower in the pretreated group (140.8 ± 26.9 J vs 182.5 ± 52.2 J, P = 0.02). No K/Mg-solution-associated side effects such as hypotension or bradycardia were observed.CONCLUSION: Administration of K/Mg solution positively influences the success rate of CV in patients with persistent AF. Furthermore, significantly less energy is required to successfully restore SR and therefore K/Mg pretreatment may facilitate SR restoration in patients undergoing CV for AF.

KW - Aged

KW - Atrial Fibrillation/diagnosis

KW - Combined Modality Therapy

KW - Defibrillators

KW - Electric Countershock/adverse effects

KW - Female

KW - Germany

KW - Humans

KW - Infusions, Intravenous

KW - Magnesium/administration & dosage

KW - Male

KW - Middle Aged

KW - Potassium/administration & dosage

KW - Treatment Outcome

U2 - 10.1111/j.1540-8167.2011.02146.x

DO - 10.1111/j.1540-8167.2011.02146.x

M3 - SCORING: Journal article

C2 - 21815963

VL - 23

SP - 54

EP - 59

JO - J CARDIOVASC ELECTR

JF - J CARDIOVASC ELECTR

SN - 1045-3873

IS - 1

ER -