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.
Histopathologic photomicrographs, H&E stain: Sections show a perivascular mixed inflammatory infiltrate with numerous neutrophils, lymphocytes, and occasional eosinophils. There is leukocytoclasia and erythrocyte extravasation, but fibrinoid necrosis of vessels is not observed. (a) Magnification at ×4, (b) magnification at ×10, and (c) magnification at ×40
