Fig. 1From: Successful transition from Treprostinil to Selexipag in patient with severe pulmonary arterial hypertensionTime course of hemodynamics and exercise capacity. Pulmonary vascular resistance (PVR) and mean pulmonary arterial pressure (mPAP) obtained by right heart catheterization, 6-min walking distance (6MWD), tricuspid regurgitation pressure gradient (TRPG) by echocardiogram, and New York Heart Association (NYHA) class are shownBack to article page