Table 4 Results of immunohistochemical staining showing sample discrimination.
chRCC | Oncocytoma | ||||
|---|---|---|---|---|---|
Protein | Positive | Negative | Positive | Negative | P-value |
AQP6 | 3/11 (28%) | 8/11 (72%) | 6/7 (86%) | 1/7 (14%) | 0.05 |
Parafibromin | 1/11 (9%) | 10/11 (91%) | 5/7 (71%) | 2/7 (29%) | 0.01 |
CK7 | 8/11 (72%) | 3/11 (27%) | 1/7 (14%) | 6/7 (86%) | 0.05 |
SYNGR3 | 9/11 (82%) | 2/11 (18%) | 0/7 (0%) | 7/7 (100%) | 0.002 |
p-AKT (stromal) | 5/22 (28%) | 17/22 (72%) | 0/8 (0%) | 8/8 (100%) | 0.29 |
p-AKT (tumor) | 13/22 (59%) | 8/22 (41%) | 4/8 (50%) | 4/8 (50%) | 0.68 |
Extracellular HER2 | 0/22 (0%) | 22/22 (100%) | 0/8 (0%) | 8/8 (100%) | NA |