Table 2.
Imaging modalities and findings of patients with benign disease.
| Category | Number (percent) |
|---|---|
| Imaging type | |
| MRI | 85 (89.5) |
| EUS | 25 (26.3) |
| ERCP | 32 (33.7) |
| Space occupying lesion | |
| Mass | 56 (58.9) |
| Size | 13.71 (15.43 SD) |
| Cyst | 23 (24.2) |
| Size | 7.6 (16.48) |
| Abnormal enhancement | |
| Periductal | 7 (7.36) |
| Decreased enhancement | 13 (13.68) |
| Increased early enhancement | 24 (25.6) |
| Increased delayed enhancement | 18 (18.94) |
| Other | |
| Inflammation | 32 (33.7) |
| Duct dilation | 62 (65.3) |
| Lymph node | 6 (6.3) |
| Vascular involvement | 10 (10.5) |