From: Diagnostic utility of snail in metaplastic breast carcinoma
Age (years), mean (range) | 61.8 (32-90) | Â |
---|---|---|
Histologic grade, n (%) | Â | Â |
   Low grade | 6 (17.6%) |  |
   Intermediate grade | 2 (5.9%) |  |
   High grade | 26 (76.5%) |  |
Histologic subtypes | Â | Â |
   Spindle cell | 20 (58.8%) |  |
   Mixed squamous and spindle cell | 5 (14.7%) |  |
   Squamous | 4 (11.8%) |  |
   Matrix producing | 3 (8.8%) |  |
   Adenosquamous | 2 (5.9%) |  |
Tumor diameter (cm), median (range) | 3.0 (0.8-24) | Â |
Tumor size | T1 | 10 (29.4%) |
 | T2 | 14 (41.2%) |
 | T3 | 6 (17.6%) |
 | T4 | 4 (11.8%) |
Receptor Status | Â | Â |
   ER positive | 4 (12.1%) |  |
   PR positive | 3 (9.1%) |  |
   Her2 positive | 2 (5.9%) |  |
Lymph node status | Â | Â |
   Positive | 5 (14.7%) |  |
   Negative | 29 (85.3%) |  |
Surgery | Â | Â |
   Mastectomy | 21 (61.8%) |  |
   BCT | 13 (38.2%) |  |
Adjuvant treatment | Â | Â |
   Chemotherapy | 14 (41.2%) |  |
   Radiation | 17 (50.0%) |  |
Recurrence | Local | 3 (8.8%) |
 | Distant | 4 (11.8%) |
Overall survival, median (95% CI*) | Â | Â |
   1 year | 82.8% (70.1%, 97.8%) |  |
   3 years | 58.4% (42.0%, 81.4%) |  |
Disease-free survival, median (95% CI*) | Â | Â |
   1 year | 78.5% (64.4%, 95.5%) |  |
   3 years | 71.3% (54.4%, 93.6%) |  |