Table 3.
Contingent tables
| Group | Results |
| Patients studied on follow-up | 108 |
| Malignant thrombosis | 58 (53.7%) |
| Benign thrombosis | 50 (46.3%) |
| Presence of neoplastic cells on PVT FNB1 | |
| True positive | 52 (48.1%) |
| False positive | 0 |
| Not neoplastic cells on baseline PVT FNB | |
| False negative | 62 (5%) |
| True negative | 50 (46.3%) |
| Iso-hyper-enhancement pattern1 on CEUS and mosaic pattern | |
| True positive | 58 |
| Precocious isoenhancement pattern | 21 |
| Precocious hyperenhancement pattern | 31 |
| Mosaic pattern3 | 6 |
| False positive | 0 |
| Hypoenhancement patternc on CEUS | |
| False negative | 0 |
| True negative | 50 (46.3%) |
Sensitivity, specificity, positive and negative predictive value of CEUS: All 100%.
1
Iso-hyper-hypoenhancement pattern of thrombus respect to surround parenchyma;
2
False negative patients on portal vein FNB were the same with mosaic pattern on CEUS;
3
Hynomogeneous iso-hyperenhancement of thrombus.