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Fong score criteria for determination of prognosis in patients with colorectal liver metasatasis (CLM). The patient scores one point for each criteria they meet (adapted from Fong et al.11)
| Lymph node + ve primary tumour |
| Disease-free interval < 12 months |
| >1 Tumour |
| Tumour size > 5 cm |
| CEA level > 200 ng/ml |
CEA, carcinoembryonic antigen.
