Table 2 Prospective pathology-based selection criteria
Type | Histological features |
|---|---|
Favourable | Less than 10 % papillary histology, and at least one favourable feature of: • >50 % alveolar and or >50 % solid architecture • <50 % granular cytoplasm or >50 % clear cell features |
Other | Histology features other than Favourable |