Echocardiographic analysis of pulmonary arterial systolic pressure in pulmonary hypertension.

Introduction: The reliability of pulmonary arterial systolic pressure by transthoracic echocardiography is limited by its variability to define pulmonary hypertension.

Objective: To know the variability of pulmonary arterial systolic pressure estimated by echocardiography in pulmonary hypertension. Their demographic variables were obtained.