Mild and moderate aortic stenosis: Natural history and risk stratification by echocardiography

To define the natural history and predictors of outcome in mild and moderate aortic stenosis (AS). One hundred and seventy-six consecutive asymptomatic patients (73 women, age 58+/-19 years) with mild to moderate AS (jet velocity 2.5 to 3.9m/s) were followed for 48+/-19 months. Haemodynamic progress...

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