Response to Letter Regarding Article, “Projected Valve Area at Normal Flow Rate Improves the Assessment of Stenosis Severity in Patients With Low-Flow, Low-Gradient Aortic Stenosis: The Multicenter TOPAS (Truly or Pseudo-Severe Aortic Stenosis) Study”
This article requires a subscription to view the full text. If you have a subscription you may use the login form below to view the article. Access to this article can also be purchased.
We thank Dr Schinkel and colleagues for their comments, with which we are basically in agreement. Indeed, dobutamine stress echocardiography (DSE) in patients with low-flow, low-gradient aortic stenosis (AS) is a serious diagnostic procedure with potential complications. Thus, it should be limited to patients in whom it is likely to influence clinical management.
In this context, it should be remembered that the main …