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.
Illustration of pseudoenhancement effect. The left-hand side shows a partially pseudoenhanced soft tissue (top) and profile (bottom) along the vertical arrow; and the right-hand side shows a fully enhanced soft tissue (top) and profile (bottom) along the vertical arrow.
