Table 1.
Clinical Characteristics of the Patient Cohort
| Patient No. | Localization of primary tumor | Grading | TNM Classification |
|---|---|---|---|
| 1* | rectosigmoid | ACA (G2) | ypT3 pN0 (0/25) pM1 (HEP) |
| 2 | ascending colon | ACA (G2) | pT3 pN1a (1/18) pM1 (HEP) |
| 3 | rectosigmoid | ACA (G2) | pT3 pN2b (8/31) pM1 (HEP) |
| 4 | sigmoid colon | ACA (G2) | pT4b pN2b (9/21) pM1 (HEP, PER) |
| 5 | sigmoid colon | ACA (G2) | pT4a pN1b (3/13) pM1 (HEP, PER) |
| 6 | ascending colon | ACA (G2) | pT4b pN0 (0/28) pM1 (HEP, PER) |
| 7 | sigmoid colon | ACA (G2) | pT3 pN0 (0/13) pM1 (HEP) |
This study comprised 7 patients with histologically confirmed primary colorectal cancer. All patients had liver metastasis (HEP) and three had additional peritoneal carcinoma (PER) at primary diagnosis. All tumors were moderately differentiated (G2). *Material after chemotherapy (3 cycles).