Atrial Fibrillation (AF): A Case Study

Atrial fibrillation (AF) is the most common sustained arrhythmia, it affects 1%–2% of the general population and represents up to 10% of the elderly population (Chugh SS et al, 2001) and is associated with significant morbidity and mortality (Calkins H et al, 2012). Although it is usually associated with organic heart disease or hyperthyroidism, it may occur without clinically evident abnormalities. This isolated form is called lone AF, appears in 2.7% (Kopecky SL et al, 1987) to 11.4% (Brand FN et al, 1985) of cases, depending on the age of the