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.
H&E stain of patient’s tumor from 2006 (A) compared to 2020 (B). (A) Pilocytic astrocytoma with low cellularity and scattered piloid cells. Rosenthal fibers (arrows) and eosinophilic granular bodies (stars) are present. (B) Recurrent tumor showing increased cellularity and larger pleomorphic elements. Mitotic figures are present (arrow). H&E, hematoxylin and eosin.
