Atrial fibrillation occurs in all except: (A) Mitral stenosis, (B) Hypothyroidism, (C) Dilated cardiomyopathy, (D) Mitral regurgitation
Answer is B. Atrial fibrillation can occur in hypehyroidism, not hypothyroidism. Other causes are: CAD Valvular hea diseases Hypeension Sinoatrial disease Alcohol Cardiomyopathy Congenital hea disease Chest infection Pulmonary embolism Pericardial disease Idiopathic Reference Harrison 20th edition pg 1433