| MMR | mismatch repair |
| MLH1 | MutL Homolog 1 |
| MSH2 | MutS Homolog 2 |
| MSH6 | MutS Homolog 6 |
| PMS2 | PMS1 Homolog 2 |
| MSI | microsatellite instability |
| CA | carbohydrate antigen |
| CT | computed tomography |
| DES | diethylstilbesterol |
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