Research Article
Analysis of Prognostic Factors for Resected Synchronous and Metachronous Liver Metastases from Colorectal Cancer
Table 3
Histopathological results.
| | Synchronous combined surgery () (35.7%) | Synchronous “bowel first” () (20%) | Metachronous () (44.3%) | Total () | value |
| | Colorectal specimen | | | | | | | Size (mm, range) | 35 (17–130) | 54 (25–90) | 35 (4–82) | 40 (4–130) | 0.024 | | T stage (, %) | | | | | 0.065 | | 1-2 | 2 (8%) | 4 (28.6%) | 5 (16.1%) | 11 (15.7%) | | | 3 | 22 (88%) | 8 (57.1%) | 26 (83.9%) | 56 (80%) | | | 4 | 1 (4%) | 2 (14.3%) | 0 | 3 (4.3%) | | | Nodes harvested (, range) | 17 (7–76) | 25 (6–48) | 26 (9–50) | 22 (6–76) | | | Positive nodes (, range) | 2 (0–10) | 3.5 (0–17) | 1 (0–12) | 2 (0–17) | 0.217 | | Mucinous histotype | 3 (12%) | 1 (7.1%) | 9 (29%) | 13 (18.6%) | 0.159 | | Liver specimen | | | | | | | Resected lesions (, range) | 1 (1–11) | 2 (1–6) | 1 (1–4) | 1 (1–11) | 0.334 | | Size (mm, range) | 24 (4–50) | 35 (15–80) | 35 (12–110) | 30 (4–110) | 0.005 | | Positive margins (, %) | 0 | 3 (27.3%) | 1 (3.7%) | 4 (6.35) | 0.015 |
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T stage according to TNM definition AJCC 7th edition. |
