Clinical Study
Comparison of Transperineal Mapping Biopsy Results with Whole-Mount Radical Prostatectomy Pathology in Patients with Localized Prostate Cancer
Table 2
Overall characteristics of TMB and prostatectomy specimens (
).
| | Transperineal Mapping Biopsy (TMB) | | | Number of cores taken, (%) | | | 17–75 | 9 (53) | | 76–114 | 8 (47) | | Number of positive cores, (%) | | | 0 | 0 (0) | | 1–5 | 5 (29) | | 6–10 | 9 (53) | | >10 | 3 (18) | Core density
(number of cores/specimen volume),
median (IQR) | 1.26 (1.08–1.51) | Length of cancer in positive cores (mm),
median (IQR) | 12.8 (9.5–16.1) | | Gleason score, (%) | | | 6 | 5 (29) | | 7 () | 10 (59) | | 7 () | 1 (6) | | 9 () | 1 (6) | | Laterality, (%) | | | Right | 2 (12) | | Left | 2 (12) | | Bilateral | 13 (76) | | Prostatectomy Specimen | | | Volume (cc), median (IQR) | 47 (37–65) | | Gleason score, (%) | | | 6 | 3 (18) | | 7 () | 10 (59) | | 7 () | 3 (18) | | 8 | 1 (6) | | Laterality | | | Right | 2 (12) | | Left | 2 (12) | | Bilateral | 13 (76) | | Maximum area of cancer (mm2), median (IQR) | 0.52 (0.22–0.92) | | Maximum diameter of cancer (mm), median (IQR) | 1.21 (0.91–1.49) |
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