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.
Diffuse small-bowel involvement in graft-vs-host disease (GVHD). A 48-year-old man with clinical Grade IV GVHD. Patient died of GVHD. (a) Unenhanced scan shows marked small-bowel wall thickening (arrow). (b) Enhanced study shows the “water halo” sign in small-bowel wall (arrow).
