200 J-first, fixed-escalation biphasic electrical cardioversion for atrial fibrillation >48 hours in the emergency department: a single-centre retrospective observational study
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Background: Guidelines permit up to 360 J for synchronised biphasic electrical cardioversion (ECV) in atrial fibrillation (AF) lasting >48 hours. The CHESS randomised trial reported higher first-shock success with fixed 360 J ver... ...
