Pulmonary Arterial Hypertension is a progressive disease and is associated with poor clinical outcomes. This first live webinar provides an in-depth discussion of the new thresholds for the diagnosis of PAH, and differential diagnostic considerations, along with the emerging data on the optimal management of patients with PAH. This activity provides a case discussion on the clinical application and effective strategies to integrate the emerging data into treatment regimens to improve outcomes for individuals with this highly complex disease.