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.
Schematic of two head injury models. Focal injuries produced by controlled cortical impact (top) and diffuse brain injuries produced by a sagittal rapid nonimpact rotation (RNR) of the head (bottom). Representative coronal sections shown with regions of axonal injury indicated with circles, and infarct/ischemic/hemorrhagic lesions with hatched marks. CCI, controlled cortical impact; d, day; TBI, traumatic brain injury.
