Table 2.
Modified Weiss system
Parameter | Score |
---|---|
Mitotic count > 5 per 50 high-power fields (10 mm2) | 2 |
Clear cells in ≤ 25% | 2 |
Atypical mitosis | 1 |
Necrosis | 1 |
Capsular invasion | 1 |
Total score | 7 |
A score of ≥ 3 indicates a diagnosis of adrenal cortical carcinoma |