Abstract
Precapillary pulmonary hypertension (PrecapPH) is a subtype of pulmonary hypertension that primarily affects the pulmonary arterial circulation and the right side of the heart. This vascular disorder is characterized by increased pulmonary vascular resistance and pulmonary vascular remodeling, leading to right ventricular failure and death if untreated. Neurohumoral alterations and a frag…