Table 4. Characteristics of pathologically organ confined tumors predicted to be insignificant by pretreatment criteria but were not insignificant.
| Case No. |
Pretreatment PSA (ng./ml.) |
Gland Vol. (cm.3) |
PSA Density (ng./ml./gm.) |
Tumor Vol. (cm.3) |
Tumor Zone |
Gleason Score of Final Pathological Specimen |
|---|---|---|---|---|---|---|
| 1 | 4.7 | 59 | 0.08 | 0.3 | g | |
| 2 | 8.2 | 63 | 0.13 | 3.2 | Transition | 4 |
| 3 | 7.9 | 54 | 0.146 | 1.3 | Peripheral | 6 |
Prediction based on PSA density, Gleason score, number of cores involved with cancer and percentage of core involved with cancer.