Pulmonary Hypertension: Definition, Clinical Significance, and Overview
Pulmonary Hypertension (PH) is abnormally elevated pressure in the pulmonary circulation. It is a cardiopulmonary disease concept that links lung vascular physiology to right heart function. It is most commonly discussed in cardiology, pulmonology, critical care, and perioperative medicine. It is identified through clinical evaluation and confirmed with hemodynamic testing.