Knowledge of pulmonary vascular pathophysiology is crucial to understand the various disease processes and their medical management. Pulmonary vascular system constitutes the right sided circulation which is distinct from the left side circulation and facilitates unique hemodynamic properties to adapt to a multitude of external demands and circumstances. With growing prevalence and increasing ability to diagnose and treat pulmonary diseases, this review becomes more relevant.
Keywords: Blood flow; Schwan-Ganz; acute respiratory distress syndrome (ARDS); hypoxia; left atrial pressure; pulmonary arterial pressure; pulmonary vascular resistance (PVR); resistance.