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.
Classification and characterization of intraductal papillary neoplasms of the bile duct (based on Wan XS, WJG 2013).
| Pancreatobiliary | Intestinal | Gastric | Oncocytic | |
|---|---|---|---|---|
| Histology | Columnar cells with eosinophilic cytoplasm and round nuclei | Stratified columnar cells with goblet cells | Columnar cells resembling gastric foveolae | Cells with abundant eosinophilic cytoplasm |
| MUC1 | + | − | − | Focal + |
| MUC2 | − | + | − | Focal + |
| MUC5AC | + | + | + | + |
| CK7 | + | + | + | + |
| CK20 | + | + | + | + |
