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.
Macroscpic and microscopic lesions in the dead Eurasian beaver. (a) Focally extensive necrosis in the left parotid lymph node (arrows). (b) Left parotid lymph node; granulomatous (arrows) and necrotizing (arrowheads) lymphadenitis; H&E stain. (c) Left parotid lymph node; focal pyogranuloma; H&E stain. (d) Spleen; focal pyogranuloma (arrows) adjacent to an intact lymph follicle (arrowheads); H&E stain.
