Table 2 Feline mammary tumors classified according to Elston and Ellis grading system [31]
Histological pattern | totals | Number of tumors graded as | ||
|---|---|---|---|---|
| Â | Â | Well differentiated | Moderately differentiated | Poorly differentiated |
| Â | Â | (WDC) | (MDC) | (PDC) |
Tubulopapillary carcinoma | 123 | 24 | 76 | 23 |
Solid carcinoma | 42 | 0 | 9 | 33 |
Squamous cell carcinoma | 3 | 0 | 0 | 3 |
totals | 168 | 24 | 85 | 59 |
% | Â | 14% | 51% | 35% |