Tumor penetration of prostatic capsule
0 = no penetration
1 = penetration

Results of the digital rectal exam
1 = No Nodule
2 = Unilobar Nodule (Left)
3 = Unilobar Nodule (Right)
4 = Bilobar Nodule

Detection of capsular involvement in rectal Exam
1 = No
2 = Yes