Table 1B.
Characteristics of hepatic metastases (n=81)
| characteristics | ||
|---|---|---|
|
| ||
| n | % | |
| liver metastasis in relation to the primary tumor | ||
| synchronous | 18 | 22 |
| metachronous | 63 | 78 |
| median time internal: 19 months (range, 4-163) | ||
| distribution of liver metastases | ||
| unilobular | 66 | 81.5 |
| bilobar | 15 | 18.5 |
| number of liver metastases | ||
| 1 | 54 | 67 |
| 2 | 17 | 21 |
| 3 | 4 | 5 |
| >3 | 6 | 7 |
| type of hepatic resection | ||
| right lobectomy | 23 | 28 |
| extended right lobectomy | 3 | 4 |
| left lobectomy | 9 | 11 |
| trisegmentectomy | 3 | 4 |
| bisegmentectomy | 11 | 14 |
| non-anatomic bisegmentectomy | 7 | 8 |
| segmentectomy | 15 | 18 |
| non-anatomic segmentectomy | 7 | 9 |
| mesohepatectomy | 3 | 4 |
| differentiation grade | ||
| moderate | 70 | 87 |
| poor | 9 | 11 |
| unknown | 2 | 2 |
| hepatic tumor size | mm | |
| median | 47 | |
| range | 6-270 | |