Atrial fibrillation cardioversion: Difference between revisions
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'''Synonyms and related keywords''': AF, Afib, fib | '''Synonyms and related keywords''': AF, Afib, fib | ||
==Cardioversion== | |||
{{main|Cardioversion}} | {{main|Cardioversion}} | ||
Rhythm control methods include electrical and chemical [[cardioversion]]:<ref name="pmid16908781"/> | Rhythm control methods include electrical and chemical [[cardioversion]]:<ref name="pmid16908781"/> | ||
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Whichever method of cardioversion is used, approximately 50% of patient [[relapse]] within one year, although the continued daily use of oral antiarrhythmic drugs may extend this period. The key risk factor for relapse is duration of AF, although other risk factors that have been identified include the presence of structural heart disease, and increasing age. | Whichever method of cardioversion is used, approximately 50% of patient [[relapse]] within one year, although the continued daily use of oral antiarrhythmic drugs may extend this period. The key risk factor for relapse is duration of AF, although other risk factors that have been identified include the presence of structural heart disease, and increasing age. | ||
==ACC / AHA Guidelines- Preventing Thromboembolism (DO NOT EDIT) <ref name="Epstein"> Epstein AE, DiMarco JP, Ellenbogen KA, Estes NAM III, Freedman RA, Gettes LS, Gillinov AM, Gregoratos G, Hammill SC, Hayes DL, Hlatky MA, Newby LK, Page RL, Schoenfeld MH, Silka MJ, Stevenson LW, Sweeney MO. ACC/AHA/HRS 2008 guidelines for device-based therapy of cardiac rhythm abnormalities: executive summary: a report of the American College of Cardiology/American Heart Association Task Force on Practice Guidelines (Writing Committee to Revise the ACC/AHA/NASPE 2002 Guideline Update for Implantation of Cardiac Pacemakers and Antiarrhythmia Devices). Circulation. 2008; 117: 2820–2840. PMID 18483207 </ref>== | |||
{{cquote| | |||
===Class I=== | |||
1. Administration of [[flecainide]], [[dofetilide]], [[propafenone]], or [[ibutilide]] is recommended for pharmacological [[cardioversion]] of [[AF]]. ''(Level of Evidence: A)'' | |||
===Class IIa=== | |||
'' | |||
===Class IIb=== | |||
'' | |||
===Class III=== | |||
''}} | |||
==Sources== | ==Sources== |
Revision as of 19:19, 15 June 2009
Conduction | ||
Sinus rhythm | Atrial fibrillation |
Atrihttp://miles.wikidoc.org/skins/common/images/button_bold.pngal fibrillation | |
The P waves, which represent depolarization of the atria, are irregular or absent during atrial fibrillation. | |
ICD-10 | I48 |
ICD-9 | 427.31 |
DiseasesDB | 1065 |
MedlinePlus | 000184 |
eMedicine | med/184 emerg/46 |
Cardiology Network |
Discuss Atrial fibrillation cardioversion further in the WikiDoc Cardiology Network |
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]
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Synonyms and related keywords: AF, Afib, fib
Cardioversion
Rhythm control methods include electrical and chemical cardioversion:[1]
- Electrical cardioversion involves the restoration of normal heart rhythm through the application of a DC electrical shock.
- Chemical cardioversion is performed with drugs, such as amiodarone, dronedarone[2], procainamide, ibutilide, propafenone or flecainide.
The main risk of cardioversion is systemic embolization of a thrombus (blood clot) from the previously fibrillating left atrium. Cardioversion should not be performed without adequate anticoagulation in patients with more than 48 hours of atrial fibrillation. Cardioversion may be performed in instances of AF lasting more than 48 hours if a transesophogeal echocardiogram (TEE) demonstrates no evidence of clot within the heart.[1]
Whichever method of cardioversion is used, approximately 50% of patient relapse within one year, although the continued daily use of oral antiarrhythmic drugs may extend this period. The key risk factor for relapse is duration of AF, although other risk factors that have been identified include the presence of structural heart disease, and increasing age.
ACC / AHA Guidelines- Preventing Thromboembolism (DO NOT EDIT) [3]
“ |
Class I1. Administration of flecainide, dofetilide, propafenone, or ibutilide is recommended for pharmacological cardioversion of AF. (Level of Evidence: A) Class IIa
Class IIb
Class III
|
” |
Sources
- The ACC/AHA/ESC 2006 Guidelines for the Management of Patients With Atrial Fibrillation [4]
References
- ↑ 1.0 1.1
- ↑ Singh BN, Connolly SJ, Crijns HJ; et al. (2007). "Dronedarone for maintenance of sinus rhythm in atrial fibrillation or flutter". N. Engl. J. Med. 357 (10): 987–99. doi:10.1056/NEJMoa054686. PMID 17804843.
- ↑ Epstein AE, DiMarco JP, Ellenbogen KA, Estes NAM III, Freedman RA, Gettes LS, Gillinov AM, Gregoratos G, Hammill SC, Hayes DL, Hlatky MA, Newby LK, Page RL, Schoenfeld MH, Silka MJ, Stevenson LW, Sweeney MO. ACC/AHA/HRS 2008 guidelines for device-based therapy of cardiac rhythm abnormalities: executive summary: a report of the American College of Cardiology/American Heart Association Task Force on Practice Guidelines (Writing Committee to Revise the ACC/AHA/NASPE 2002 Guideline Update for Implantation of Cardiac Pacemakers and Antiarrhythmia Devices). Circulation. 2008; 117: 2820–2840. PMID 18483207
- ↑ Fuster V, Ryden LE, Cannom DS, Crijns HJ, Curtis AB, Ellenbogen KA, Halperin JL, Le Heuzey JY, Kay GN, Lowe JE, Olsson SB, Prystowsky EN, Tamargo JL, Wann S. ACC/AHA/ESC 2006 Guidelines for the Management of Patients With Atrial Fibrillation- Executive Summary: executive summary: A Report of the American College of Cardiology/American Heart Association Task Force on Practice Guidelines and the European Society of Cardiology Committee for Practice Guidelines (Writing Committee to Revise the 2001 Guidlines for the Management of Patients With Atrial Fibrillation): Developed in Collaboration With the European Heart Rhythm Association and the Heart Rhythm Society. Circulation. 2006; 114: 700-752. PMID 16908781
Further Readings
- Fuster V, Rydén LE, Cannom DS, et al (2006). "ACC/AHA/ESC 2006 Guidelines for the Management of Patients with Atrial Fibrillation: a report of the American College of Cardiology/American Heart Association Task Force on Practice Guidelines and the European Society of Cardiology Committee for Practice Guidelines (Writing Committee to Revise the 2001 Guidelines for the Management of Patients With Atrial Fibrillation): developed in collaboration with the European Heart Rhythm Association and the Heart Rhythm Society". Circulation 114 (7): e257-354. doi:10.1161/CIRCULATIONAHA.106.177292. PMID 16908781.
- Estes NAM 3rd, Halperin JL, Calkins H, Ezekowitz MD, Gitman P, Go AS, McNamara RL, Messer JV, Ritchie JL, Romeo SJW, Waldo AL, Wyse DG. ACC/AHA/Physician Consortium 2008 clinical performance measures for adults with non valvular atrial fibrillation or atrial flutter: a report of the American College of Cardiology/American Heart Association Task Force on Performance Measures and the Physician Consortium for Performance Improvement (Writing Committee to Develop Performance Measures for Atrial Fibrillation). Circulation 2008; 117:1101–1120
- Braunwald's Heart Disease, Libby P, 8th ed., 2007, ISBN 978-1-41-604105-4
- Hurst's the Heart, Fuster V, 12th ed. 2008, ISBN 978-0-07-149928-6
- Willerson JT, Cardiovascular Medicine, 3rd ed., 2007, ISBN 978-1-84628-188-4
de:Vorhofflimmern it:Fibrillazione atriale nl:Boezemfibrilleren no:Atrieflimmer fi:Eteisvärinä