Case 1: No PTEN loss – PCNB
Case 2: No PTEN loss – PCNB
Case 3: 5% PTEN loss – PCNB
Case 4: 10% PTEN loss – PCNB
Case 5: 10% PTEN loss – PCNB
Case 6: 25% PTEN loss – PCNB
Case 7: 55% PTEN loss – PCNB
Case 8: 100% PTEN loss – PR
Case 9: 100% PTEN loss – PCNB
IHC, immunohistochemistry; PCNB, prostate core needle biopsy; PR, prostate resection; PTEN, phosphatase and tensin homolog.
- H&E slides
- PTEN IHC slides


Case 1:
No PTEN loss – PCNB