Table 3.

Morphologic features by TMPRSS2-ERG fusion status in 100 patients' prostate cancer–positive biopsy cores

Morphologic featuresTMPRSS2-ERG status
P
Negative
Positive
All
n (%)n (%)N (%)
All cores54 (100)46 (100)100 (100)
Intraductal tumor spread3 (6)1 (2)4 (4)0.62
Cribriform growth pattern4 (7)11 (24)15 (15)0.03
Blue-tinged mucin8 (15)23 (50)31 (31)<0.01
Macronucleoli16 (30)25 (54)41 (41)0.02
Foamy gland morphology4 (7)0 (0)4 (4)0.12
Collagenous micronodules0 (0)4 (9)4 (4)0.04
Extraprostatic extension1 (2)0 (0)1 (1)
Perineural invasion6 (11)9 (20)15 (15)0.27
Signet ring cell features4 (7)0 (0)4 (4)0.12
Comedonecrosis1 (2)0 (0)1 (1)
Glomerulations3 (6)2 (4)5 (5)1.0