Figure 2.
Histopathologic specimen (HE stain, ×20). Spindle-cell tumor infiltrating the blood vessel wall with primarily extraluminal growth. In the lower part of the picture, part of the intimal layer of the blood vessel can be recognized (arrow).
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.