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.
Aortic lesion area (left) was calculated as a percent of total surface area covered by lesion (Sudan IV). Heart sinus valve lesion volume (right) was calculated from an integration of lesion area in cross sections from the proximal 500 µm of the sinus (Oil Red O staining).
