Table 4.
Clinicopathological features of dMMR cases
| Case | Sex | Age (yr) | Location | Size | T stage | LN metastases | LVI | PNI | CEA (ng/mL) | Survival time (mo) | Evolution | Metastasis |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | M | 62 | R | 5.2 | III | + | + | – | 2.8 | 31 | D | Liver |
| 2 | F | 46 | R | 2.5 | IV | – | – | – | 2.9 | 163 | A | Liver |
| 3 | M | 61 | R | 5 | III | – | – | – | 3.3 | 102 | A | Liver |
| 4 | M | 49 | RS | 5 | III | + | + | – | 7 | 53 | D | Liver |
| 5 | M | 74 | S | 8.8 | III | – | – | – | 1.2 | 54 | A | Liver |
| 6 | F | 67 | S | 1.8 | III | – | + | + | 3.6 | 71 | A | Liver |
| 7 | M | 53 | S | 7 | III | – | – | – | 7.8 | 59 | A | Liver |
| 8 | F | 41 | As | 15 | III | – | – | – | 4.4 | 15 | D | Liver |
| 9 | M | 58 | S | 3.5 | III | + | – | – | 2.7 | 58 | A | Liver |
| 10 | M | 57 | Hf | 7.5 | III | – | – | – | 852.5 | 54 | A | Liver |
| 11 | M | 57 | RS | 6 | III | – | – | – | 124.5 | 63 | A | Liver |
| 12 | M | 64 | S | 6.3 | III | + | – | – | 2.22 | 92 | A | Liver |
| 13 | M | 59 | As | 3 | III | – | + | – | 1.1 | 33 | D | Liver |
| 14 | M | 67 | R | 5.5 | III | + | – | – | 11.4 | 12 | D | Liver |
| 15 | M | 54 | S | 7.5 | III | – | – | – | 2 | 19 | A | Liver |
| 16 | M | 64 | R | 6.5 | III | + | – | – | 13.7 | 67 | D | Lung |
| 17 | M | 68 | Sf | 8 | III | – | + | – | 34.3 | 52 | A | Lung |
dMMR, deficient mismatch repair; LN, lymph node; LVI, lymphovascular invasion; PNI, perineural invasion; CEA, carcinoembryonic antigen; M, male; R, rectum; +, present; –, absent; D, death; F, female; A, alive; RS, rectosigmoid colon; S, sigmoid colon; As, ascending colon; Hf, hepatic flexure; Sf, splenic flexure.