Astler and Coller Classification | Series | Right-sided colon | Left-sided colon | Rectum | |
A | 0 | 0% | 0 | 0 | 0 |
B | 47 | 49% | 17 | 23 | 7 |
C | 34 | 36% | 11 | 17 | 6 |
D | 14 | 15% | 6 | 6 | 2 |
Total | 95 | 100% | 33 | 47 | 15 |