Figure 3. Brain stem lesions (arrows) on MRI of multiple sclerosis (MS).
(A, B) MRI showing solitary pons lesion with sharply defined borders. (C) MRI showing midbrain lesions.
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.