Sinus node artery occlusion for treatment of chronic nonparoxysmal sinus tachycardia

Chronic nonparoxysmal sinus tachycardia has been described as an inappropriate and persistent sinus tachycardia that is not related to organic, physiologic and adrenergic states or automatic dysfunction. Some cases are very symptomatic and refractory to conventional therapy. In this report, we describe an unusual therapy for a refractory case of chronic nonparoxysmal sinus tachycardia.