Table 3.
Clinicopathological features of dMMR colorectal cancer
| Ratio to dMMR colorectal cancer (%) | BRAF mutation | Clinicopathological features | |
|---|---|---|---|
| Lynch-associated | 20–30 | Rarely |
More common in juvenile Multiple cancer (synchronous and metachronous) Right-sided colon Poorly differentiated adenocarcinoma |
| Sporadic | 70–80 | High frequency |
More common in elderly female Right-sided colon Poorly differentiated adenocarcinoma |