THE STUDY OF THYROID FUNCTION TESTS (TFT) IN ATRIAL FIBRILLATION (AF)

The essential goal of this study was to idendify the prevalence of hyperthyroidism in atrial fibrillation (AF), and interrelation to sex and age. The study was sequentiol and the method was requesting TFT in 100 patients with AF Seeking medical attention in Iran Medical Siences University Hospitals. These tests constitute of TSH, T4, T3 RUP (ELISA method). In 100 patients of AF 14 cases were hyperthyroid. All of them were 38 years old or younger. Co-incidence of AF and hyperthyroidism in old age is very low, and interrelation of AF and hyperthyroidism for age needs additional study. The prevalance of hyperthyroidism and AF Was 14% in this study. According to sex, 15.4% were men and 13.5% were women.