Evidence-based On-call

internal medicine

Atrial fibrillation

Prevalence
Causes
Clinical features
Investigations
Therapy
Prevention
Prognosis

Therapy

Acute-onset atrial fibrillation

Consider cardioversion to sinus rhythm ^a if your patient fails to revert spontaneously ^d

Note:

Half of patient with acute AF revert spontaneously within 18 hours ^b

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