Figure 3From: Improvement in right ventricular function during reversibility testing in pulmonary arterial hypertension: a case report Pulmonary artery pressure (top) and pulsed-tissue Doppler traces at the tricuspid annulus (middle) and at the mitral annulus (at the bottom) before and during the inhalation of iloprost. The white arrows show the pulmonary valve closure.Back to article page