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Atrial fibrillation

Prevalence
Causes
Clinical features
Investigations
Therapy
Prevention
Prognosis
Therapy

DC cardioversion

Anticoagulate your patient before and after cardioversion c  

Why?

  • Anticoagulation preceding and up to a month after cardioversion reduces thromboembolism c

Anticoagulation reduces thromboembolism following cardioversion

Patient Treatment Comparison Outcome CER RRR
(95% CI)
NNT
(95% CI)
undergoing DC cardioversion for AF or flutter c anticoagulation no anticoagulation thromboembolism
at 6 weeks
2.2% 100%
45
(25 to 220)
 

Expiry date: February 2003
Levels of Evidence used in grading these guides

Authors   CM   Ball , N   Shenker
Reviewer   R G   Hart
CAT Writers   CM   Ball , N   Shenker , CJ   Wotton