A Global Pulmonary Arterial Hypertension Registry: Is It Needed? Is It Feasible? : Pulmonary Vascular Disease: The Global Perspective

Pulmonary arterial hypertension (PAH) is a fatal orphan disease. The global epidemiology of PAH is not well known and encourages combined national and international efforts to enhance understanding of the disease. A global database will help unify investigators and patients to foster collaboration and knowledge.