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.
Pancreatic mass biopsy showing a minute focus of atypical glandular structure, highly suspicious for carcinoma. A: The atypical glands are surrounded by desmoplastic stromal reaction (hematoxylin & eosin, 190 ×, scale 100 µm); B: The atypical glands retain SMAD4 expression; this staining pattern does not rule out malignancy (SMAD4, 190 ×, scale 100 µm).
