Table 2 Histopathologic features and immunohistochemical expression of P53 (N = 83)
Histopathologic features | Frequency (n) | Percentage (%) |
|---|---|---|
Risk stratification | ||
Low risk | 36 | 43.4 |
Intermediate risk | 29 | 34.9 |
High risk | 18 | 21.7 |
Morphologic patterns | ||
Blastemal | 9 | 10.9 |
Epithelial | 2 | 2.4 |
Stromal | 1 | 1.2 |
Blastemal + stromal | 2 | 2.4 |
Blastemal + epithelial | 1 | 1.2 |
Triphasic | 68 | 81.9 |
Presence of anaplasia | ||
Yes | 6 | 7.2 |
No | 77 | 92.8 |
P53 expression | ||
Positive | 7 | 8.4 |
Negative | 76 | 91.6 |