Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Estimation of the severity of pulmonary regurgitation after repair of tetralogy of Fallot using velocity-encoded cine MRI. The curve on the right plots pulmonary arterial flow against ECG-trigger delay time. The area between the baseline and the curve below the baseline represents regurgitant volume.
