Table 2.
Immunohistochemical analyses of CK, CD10, Vimentin, AMACR, CK7, CD117, Top IIα, MDM2, and p53 in PRCC
| Antigen | PRCC | Type 1 | Type 2 | P value |
|---|---|---|---|---|
|
|
||||
| % (n) | % (n) | % (n) | % (n) | |
| CK | 84.6 (11/13) | 83.3 (5/6) | 85.7 (6/7) | |
| CD10 | 30.8 (4/13) | 50 (3/6) | 14.3 (1/7) | |
| Vimentin | 30.8 (4/13) | 33.3 (2/6) | 28.6 (2/7) | |
| AMACR | 100 (13/13) | 100 (6/6) | 100 (7/7) | |
| CK7 | 61.5 (8/13) | 100 (6/6) | 28.6 (2/7) | 0.016 |
| CD117 | 30.8 (4/13) | 33.3 (2/6) | 28.6 (2/7) | |
| Top IIα | 30.8 (4/13) | 0 (0/6) | 57.1 (4/7) | 0.049 |
| MDM2 | 0 (0/13) | 0 (0/6) | 0 (0/7) | |
| P53 | 30.8 (4/13) | 7.7 (1/6) | 42.9 (3/7) | |
P value: type 1 PRCC vs. type 2 PRCC; Fisher’s exact test.