Figure 2.
A 40× magnification H&E stain of case 4 at this presentation shows transition of the adenocarcinoma to a small cell neuroendocrine carcinoma.
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.