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Comparison of No. of positive cores and maximum core percentage of cancer of combination biopsy with TRUS biopsy for all cases of Gleason 6 and 7 disease detected by combination biopsy.
| Parameters of biopsy quality | Combination biopsy |
|
|---|---|---|
| Gleason 6 (n = 9) | Gleason 7 (n = 5) | |
| No. of positive cores compared to TRUS Biopsy | ||
| Greater Equal Less |
5 3 1 |
5 0 0 |
| Volume reclassification (Max core percentage) compared to TRUS Biopsy | ||
| Yes No |
5 4 |
5 0 |
TRUS, transrectal ultrasonography.
