BCACs | BCAs with ci. | BCAs without ci. | ||
---|---|---|---|---|
(n=8) | (n=11) | (n=10) | ||
Predominant pattern | Solid | 5 (62.5%) | 4 (36.4%) | 3 (30.0%) |
Cribriform | 2 (25.0%) | 4 (36.4%) | 0 (0.0%) | |
Trabecular | 0 (0.0%) | 3 (27.3%) | 6 (60.0%) | |
Tubular | 1 (12.5%) | 0 (0.0%) | 1 (10.0%) | |
Mitosis | > 4/10HPFs | 1 (12.5%) | 2 (18.2%) | 0 (0.0%) |
Perineural invasion | 1 (12.5%) | 0 (0.0%) | 0 (0.0%) | |
Lymphovascular invasion | 0 (0.0%) | 0 (0.0%) | 0 (0.0%) | |
Presence of daughter mass | 3 (37.5%) | 1 (9.1%) | 0 (0.0%) | |
Cystic change | 3 (37.5%) | 3 (27.3%) | 0 (0.0%) | |
Squamous differentiation | 1 (12.5%) | 1 (9.1%) | 0 (0.0%) |