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.
Non-contrast head CT (A) showing diffuse subarachnoid hemorrhage and hydrocephalus. Anteroposterior (B) and lateral (C) imaging of a ruptured basilar apex aneurysm found in this patient measuring 3.3 mm in height and 4.7 mm in neck size before treatment. The same basilar apex on follow-up imaging—anteroposterior (D) and lateral (E)—at 1 year, showing incomplete occlusion.
