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Course Objectives: The goal of this program is to provide nurses with information about the incidence, etiology, pathophysiology, diagnosis, and management of atrial fibrillation (AF). After studying the information presented here, you will be able to: Describe the mechanical events associated with AF with respect to cardiac anatomy and typical features of this dysrhythmia. Identify the diagnostic approach to defining etiological factors for AF and discuss treatment strategies. Discuss the principles for anticoagulation and the rationale for selection of warfarin (Coumadin) or heparin.