Comparison of the 9 Primary Prostate Tumors on Histology, ARG, and PSMA PET
Case | GS | H&E PCA-covered area (%) | PSMA IHC intensity | PSMA IHC % of tumor | PSMA IHC IRS | ARG (%) | PSMA SUVmax | PSMA SUVmean |
PCA 01 | 3 + 4 | 13 | 1 | 70 | 70 | 1.3 | 4.4 | 2.9 |
PCA 02 | 4 + 4 | 13 | 2 | 80 | 160 | 2.5 | 5.3 | 3.2 |
PCA 03 | 3 + 3 | 17 | 1 | 80 | 80 | 2.6 | 3.3 | 2.9 |
PCA 04 | 3 + 4 | 28 | 3 | 70 | 210 | 4.5 | 4.7 | 3.1 |
PCA 05 | 3 + 4 | 33 | 2 | 80 | 160 | 6.7 | 9.2 | 8.1 |
PCA 06 | 3 + 4 | 32 | 3 | 100 | 300 | 8.8 | 7.5 | 5.7 |
PCA 07 | 3 + 4 | 3 | 3 | 100 | 300 | 10.6 | 12.6 | 7.5 |
PCA 08 | 4 + 4 | 20 | 3 | 100 | 300 | 17.6 | 13.9 | 11.6 |
PCA 09 | 4 + 4 | 19 | 3 | 100 | 300 | 22.0 | 16 | 8.8 |
GS = Gleason score; covered area = carcinoma covered area of slide; IHC intensity = predominant IHC intensity; IHC % of tumor = percentage of carcinoma showing the predominant intensity; IHC IRS = predominant intensity × percentage of staining; ARG (%) = relative signal intensity on ARG; SUVmax/SUVmean = in vivo accumulation of 68Ga-PSMA-11.