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 an ileal mucosal biopsy (a) and cecal mucosal biopsy (b) demonstrating histiocyte-rich granulomatous changes with central necrosis (arrows) in a patient diagnosed with granulomatous ileitis due to typhoid fever. (Images obtained with permission from Cheung et al. [67]).
