A simple echo-Doppler sign to assess improved myocardial performance after transcatheter aortic valve implantation

Accuracy of systolic aortic regurgitation in the diagnosis of heart failure: a predictive approach

“…In a cross-sectional study aiming to describe the frequency of SAR, all patients with the sign were found to have HF (6). In addition, after improvement of HF, SAR has been shown to disappear (6,17). The diagnostic accuracy findings of this study further support the previously reported relation between SAR and HF.…”