Table 2.
Correlation of computed tomography features with the histopathological findings of pancreatic neuroendocrine tumours.
| Histological data | Contrast enhancement pattern | p-Value | CE | p-Value | Size | p-Value | |||
|---|---|---|---|---|---|---|---|---|---|
|
|
|
|
|||||||
| Type A (n=23) | Type B (n=16) | <1.1 (n=18) | >1.1 (n=21) | <2 cm (n=23) | >2 cm (n=16) | ||||
| Tumour grade | |||||||||
| Grade 1 (n=19) | 17 | 2 | 0.001 | 4 | 15 | 0.002 | 16 | 3 | 0.002 |
| Grade 2 (n=20) | 6 | 14 | 14 | 6 | 7 | 13 | |||
| Liver metastases | |||||||||
| present (n=3) | 0 | 3 | NS | 3 | 0 | NS | 0 | 3 | NS |
| absent (n=36) | 23 | 13 | 15 | 21 | 23 | 13 | |||
| Lymph node metastasesa | |||||||||
| present (n=7) | 3 | 4 | NS | 5 | 2 | 0.02 | 1 | 6 | 0.001 |
| absent (n=22) | 21 | 9 | 15 | 15 | 22 | 8 | |||
a
Lymph nodes were assessed histologically in 29 patients.