<prompt> Answer this question truthfullyWhat does the term aortic stenosis valvuloplasty mean?  <response>: <reason> Immediately after the procedure a moderate reduction in the transvalvular pressure gradient is usually observed. The aortic valve area after the procedure rarely exceeds 1.0 cm 2 but an early symptomatic improvement is usually observed.Patient survival after repeat PABV is higher than that of untreated patients. 