Figure 1.
Representative images of unruptured and ruptured aneurysms. Blue dye was injected into Circle of Willis. A. no aneurysm. B. unruptured aneurysm. C. ruptured aneurysm with subarachnoid hemorrhage. Arrowheads indicate intracranial aneurysms.
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.