Interventricular septal configuration at mr imaging and pulmonary arterial pressure in pulmonary hypertension.

Purpose: To investigate whether a relationship exists between septum shape and systolic pulmonary arterial pressure (PAP) in patients with pulmonary hypertension.

Materials And Methods: Study protocol was approved by institutional ethics review committee; all patients gave informed consent. Right-sided heart catheterization with vasodilator testing was performed in 39 adult subjects suspected of having pulmonary hypertension.