Fig. 1.
Evolution paradigm of minor stroke associated with large vessel occlusion. A. Good collaterals persist over time and the patient recovers without major severity. B. Collaterals fail and the deficit aggravates leading to increased disability.
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.