Original Article

Prevalence of Acute Vasoresponsiveness in Patients With Pulmonary Hypertension: Treatment Implications

Objective: Pulmonary hypertension (PH) is a serious and often progressive disorder that results in right ventricular dysfunction. The general reported rate of patients who are responders is 10%–26%. More recently, using the current criteria, the rate of acute vasodilator response was as low as 6%. This study used the most…