Introduction
Graves’ hyperthyroidism is an autoimmune disease resulting in excessive endogenous thyroid hormone production and release1,which is associated with multisystem involvement. Graves’ hyperthyroidism presents with the features of palpitation, dyspnea, weight loss, tremors, and nausea. More evidences suggest cardiovascular complications account for most of the deaths in hyperthyroid patient8,it have significant effects on cardiovascular system through direct and indirect mechanisms2. We describe a long history young female patient of Graves’ hyperthyroidism with tachycardia, atrial fibrillation, congestive heart failure, severe hepatic dysfunction, through this case report, we focus on the role of hemodynamics in severe complications of hyperthyroidism, analyzed with review literature and present effective treatment strategies as well.