TABLE 2:
Location of Treated Prostate Cancer | Residual Clinically Significant Prostate Cancera |
---|---|
Left anteriortransition zone base | Yes |
Right posterior peripheral zone apex | Yes |
Right anteriortransition zone base | No |
Right posterior peripheral zone midgland | Yes |
Right posterior peripheral zone apex | No |
Left anterior peripheral zone apex | No |
Left posterior peripheral zone midgland | Yes |
Left anterior peripheral zone midgland | Yes |
Right anteriortransition zone base | Yes |
Right posterior peripheral zone midgland | Yes |
Left anteriortransition zone base | Yes |
Left posterior peripheral zone midgland | Yes |
Right anteriortransition zone midgland | No |
Left anteriortransition zone base | No |
Left posterior transition zone base | Yes |
Right posterior peripheral zone midgland | No |
Left anteriortransition zone midgland | Yes |
Left anterior peripheral zone apex | No |
Note—Lesion location defined according to Prostate Imaging Reporting and Data System version 2 sector map. For peripheral zone lesions in the apex and midgland, posteromedial and posterolateral locations are referred to as posterior.
Defined as Gleason score 3 + 4 or greater. Among the three patients with Gleason 3 + 3 at baseline, clinically significant prostate cancer was defined as any residual prostate cancer.