From: Metaplastic carcinoma of the breast: a clinical and pathological study of 40 cases
All cases | Purely epithelial | Mixed epithelial and mesenchymal | |
---|---|---|---|
Mean age (years) (n = 40) | 47.9 | 49.4 | 46.4 |
Breast side (n = 38) | |||
Right | 22 (58%) | 10 (52.6%) | 12 (63.1%) |
Left | 16 (42%) | 9 (47.3%) | 7 (36.8%) |
Mean tumor size (cm) | 7.16 (1.8–40) | 5.79 (2–11) | 8.31 (1.8–40) |
Clinical stage | |||
I | 2 (5%) | 0 | 2 (10.5%) |
II | 14 (35%) | 8 (42.1%) | 6 (31.5%) |
III | 21 (52.5%) | 10 (52.6%) | 11 (57.9%) |
Non-classifiable | 3 (7.5%) | ||
Outcome (n = 33) | |||
No relapse | 20 (60.6%) | ||
Relapse | 10 (30.3%) | ||
Progression of disease | 3 (9.1%) | ||
Recurrence site | |||
Local | 2 (20%) | 1 (20%) | 1 (20%) |
Distant | 8 (80%) | 4 (80%) | 4 (80%) |
Overall survival (months) | 45.2 | 49.9 | 40.5 |