SAT0369 Heterogeneity in the underlining pathogenesis in patients with connective tissue disease-associated borderline mean pulmonary arterial pressure and its distinctive hemodynamic characteristics from those with normal pulmonary arterial pressure

Abstract

BackgroundBorderline mean pulmonary artery pressure (PAP) (21–24 mmHg) may comprise a transition phase from normal pulmonary hemodynamic condition to pulmonary arterial hypertension (PAH), which is one of the fatal complications...