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Expression of the immunohistochemical markers of non-ampullary duodenal carcinomas compared with both ampullary carcinomas and duodenal papillary adenocarcinomas.
| Tumor anatomical Location | Pancreatobiliary markers | Gastric markers | Intestinal markers | ||||
|---|---|---|---|---|---|---|---|
| MUC1 | CK7 | MUC5AC | MUC6 | MUC2 | CK20 | CDX2 | |
| Non-ampullary duodenal carcinoma | 11 | 15 | 31 | ||||
| Ampullary carcinoma | 14 | 11 | 37 | ||||
| Duodenal papillary adenocarcinomas | 29 | 11 | 29 | ||||
