Table 1.
Clinicopathologic features of patients with MBC
| Clinicopathologic feature | Number (%) |
|---|---|
| Age, years | |
| <50 | 12 (46.2%) |
| ≥50 | 14 (53.8%) |
| Tumor size, cm | |
| <2 | 2 (7.7%) |
| 2-4 | 20 (76.9%) |
| >4 | 4 (15.4%) |
| Tumor location | |
| Left breast | 18 (69.2%) |
| Right breast | 8 (30.8%) |
| Menopause | |
| Pre-menopause | 20 (76.9%) |
| Post-menopause | 6 (23.1%) |
| Nodal status | |
| Negative | 23 (88.5%) |
| Positive | 3 (11.5%) |
| Histologic subtype | |
| Low-grade adenosquamous carcinoma | 0 (0.0%) |
| Fibromatosis-like metaplastic carcinoma | 5 (19.2%) |
| Squamous cell carcinoma | 10 (38.5%) |
| Spindle cell carcinoma | 5 (19.2%) |
| Carcinoma with mesenchymal differentiation | 6 (23.1%) |
| Myoepithelial carcinoma | 0 (0.0%) |
| ER status | |
| Negative | 24 (92.3%) |
| Positive | 2 (7.7%) |
| PR status | |
| Negative | 25 (96.2%) |
| Positive | 1 (3.8%) |
| HER-2 status | |
| Negative | 22 (84.6%) |
| Positive | 4 (15.4%) |
| Cytokeratin status | |
| Negative | 0 (0.0%) |
| Positive | 26 (100%) |
| CKH status | |
| Negative | 17 (65.4%) |
| Positive | 9 (34.6%) |
| Vimentin status | |
| Negative | 6 (23.1%) |
| Positive | 20 (76.9%) |
| Smooth muscle actin status | |
| Negative | 8 (30.8%) |
| Positive | 18 (69.2%) |
| P53 status | |
| Negative | 6 (23.1%) |
| Positive | 20 (76.9%) |
| p63 status | |
| Negative | 4 (15.4%) |
| Positive | 22 (84.6%) |
| Ki-67 | |
| <15% | 6 (23.1%) |
| 15-30% | 4 (15.4%) |
| >30% | 16 (61.5%) |