Clinical Usefulness of Tissue Doppler Imaging in Patients with Mild to Moderate Aortic Stenosis: A Substudy of the Aortic Stenosis Progression Observation Measuring Effects of Rosuvastatin Study

In patients with mild to moderate asymptomatic AS, TDI measures of diastolic function are abnormal and related to the severity of AS. These findings may help to predict the future development of symptoms in this population.