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.
Images in three planes of a woman athlete before concussive event (upper image); three planes of images of the same athlete several days after concussive event (lower image). The widened sulci under the arrow in the region of the pre- to post-central sulci after concussion are visible compared with the preconcussion image in (upper image).
