Study Status: Recruiting
Recruit Status: Recruiting
Study Type: Interventional
Official Title: Repeatability of Optical Coherence Tomography (OCT) and Intravascular Ultrasound (IV-US) in Pulmonary Arterial Hypertension
Brief Summary: To assess the correlation between pulmonary IV-OCT and pulmonary IV-US measurements and standard PAH clinical measures of disease progression and the relative sensitivity of the techniques to change.