Table 3.
Morphological features by TMPRSS2-ERG fusion status in 100 patients’ prostate cancer-positive biopsy cores
| Morphological features | TMPRSS2-ERG status | ||||||
|---|---|---|---|---|---|---|---|
| Negative | Positive | All | |||||
| N | % | N | % | N | % | P-value | |
| All cores | 54 | 100 | 46 | 100 | 100 | 100 | -- |
| Intraductal tumor spread | 3 | 6 | 1 | 2 | 4 | 4 | 0.62 |
| Cribriform growth pattern | 4 | 7 | 11 | 24 | 15 | 15 | 0.03 |
| Blue-tinged mucin | 8 | 15 | 23 | 50 | 31 | 31 | <0.01 |
| Macronucleoli | 16 | 30 | 25 | 54 | 41 | 41 | 0.02 |
| Foamy gland morphology | 4 | 7 | 0 | 0 | 4 | 4 | 0.12 |
| Collagenous micronodules | 0 | 0 | 4 | 9 | 4 | 4 | 0.04 |
| Extraprostatic extension | 1 | 2 | 0 | 0 | 1 | 1 | -- |
| Perineural invasion | 6 | 11 | 9 | 20 | 15 | 15 | 0.27 |
| Signet-ring cell feaures | 4 | 7 | 0 | 0 | 4 | 4 | 0.12 |
| Comedonecrosis | 1 | 2 | 0 | 0 | 1 | 1 | -- |
| Glomerulations | 3 | 6 | 2 | 4 | 5 | 5 | 1.0 |