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.
Aneurysm images using 3D-digital subtraction angiography in six directions, anteroposterior, posteroanterior, left lateral, superoinferior, inferosuperior, and the right lateral side. A user-selected region-of-interest shown as a yellow square was applied to each image.
