Table 3.
Guidance for assignment of overall PI-RADS v2 score.
| Peripheral zone | |||
| DWI score | DCE score | T2W1 | Overall |
| (dominant | (secondary | score | PI-RADS |
| sequence) | sequence) | v2 score | |
| 1 | Any | Any | 1 |
| 2 | Any | Any | 2 |
| 3 | − | Any | 3 |
| 3 | + | Any | 4 |
| 4 | Any | Any | 4 |
| 5 | Any | Any | 5 |
| Transition zone | |||
| T2W1 score | DW1 score | DCE score | Overall |
| (dominant | (secondary | P1-RADS | |
| sequence) | sequence) | v2 score | |
| 1 | Any | Any | 1 |
| 2 | Any | Any | 2 |
| 3 | ≤4 | Any | 3 |
| 3 | 5 | Any | 4 |
| 4 | Any | Any | 4 |
| 5 | Any | Any | 5 |
PI-RADS v2, Prostate Imaging—Reporting and Data System version 2; T2W1, T2-weighted imaging; DW1, diffusion-weighted imaging; DCE dynamic contrast-enhanced.