Pulmonary arterial hypertension (PAH) is a progressive, life-threatening disease where early detection is strongly encouraged to prevent irreversible vascular and cardiac damage. However, a fundamental paradox exists: while clinicians are urged to diagnose pulmonary arterial hypertension early, treatment is restricted to symptomatic patients (New York Heart Association (NYHA) functional class II or higher), leaving asymptomatic […]

“EXPOSURE” (EUPAS19085) is an observational study describing the characteristics, treatment patterns, and outcomes of patients with pulmonary arterial hypertension initiating a new specific therapy in Europe/Canada. In total, 1.944 patients with follow-up information were included. Most study patients were female with WHO functional class II/III symptoms and idiopathic or connective tissue disorder-associated pulmonary arterial hypertension.