Table 3. The “Pheochromocytoma of the Adrenal Gland Scaled Score” or PASS score.
| ITEMS CONSIDERED | PASS Score |
|---|---|
| Diffuse growth pattern or in "large nests" | 2 |
| Focal or diffuse necrosis | 2 |
| High cellularity | 2 |
| Cellular monotony | 2 |
| Tumor with spiculated cells | 2 |
| Mitotic index >3/10 large increase field | 2 |
| Atypical mitoses | 2 |
| Vascular invasion | 1 |
| Capsular invasion | 1 |
| Extension to adjacent adipose tissue | 1 |
| Intense nuclear pleomorphism | 1 |
| Nuclear hypercromasia | 1 |