Table 2. IAPP immunostaining for pancreatic endocrine tumors.
| Types of PETs |
Total Numbers |
Locations |
IAPP Immunostaining |
|
| Insulinomas |
10 |
Pancreas—9 Liver meta—1 |
Positive—9 Positive—1 |
|
| Glucagonomas |
2 |
Pancreas—1 Liver meta—1 |
|
Negative—1 Negative—1 |
| Somatostatinoma |
1 |
Pancreas—1 |
|
Negative—1 |
| PPomas |
7 |
Pancreas—7 |
Positive—1 |
Negative—6 |
| Gastrinomas |
7 |
Pancreas—5 Duodenum—1 Liver meta—1 |
|
Negative—5 Negative—1 Negative—1 |
| Non-functioning | 3 | Pancreas—3 | Negative—3 | |
Meta, Metastasis