Dobutamine stress ... the stenosis gradient in all five patients who had an intervention with no procedural complications. The last patient with an unsuccessful attempt at crossing the aortic ...

It is also important to note that outflow obstruction may occur in patients with healthy hearts during dobutamine ... of patients with severe aortic stenosis indicate that falling ejection fractions ...

Echocardiographic images were obtained using an HP 2500 echo machine (Hewlett-Packard, Palo Alto, CA) with digital acquisition and storage of 16 sequential images. Dobutamine infusion was started ...

Depending of the severity of the aortic stenosis and the presence of concomitant heart disease and medical comorbidities, stress testing represents a reasonable strategy to help better risk stratify ...

Intracranial aneurysms are common, and the risk of rupture is influenced by size, location, morphology, and factors such as ...

diastolic dysfunction in patients with moderate aortic stenosis (AS) and preserved LV systolic function. Methods Patients with a first diagnosis of moderate AS (aortic valve area >1.0 and ≤1.5 cm 2) ...

Introduction Current guidelines recommend surgical or transcatheter aortic valve replacement (AVR) for severe aortic stenosis (AS) once symptoms or left ventricular dysfunction develop, whilst those ...