Table 1.
Demographic data and tumor characteristics of 100 patients submitted to ultrasonography-guided fine needle aspiration biopsy.
| Characteristics | Percentage of patients |
|---|---|
| Mean age (age range) | 53.7 years (27-86 years) |
| Cancer laterality | |
| Left breast | 58% |
| Right breast | 42% |
| Histological tumor type | |
| Ductal | 80% |
| Lobular | 3% |
| Mixed | 9% |
| Other | 8% |
| Radiological T stage | |
| T1 | 37% |
| T2 | 60% |
| T3 | 3% |
| Pathological T stage | |
| T0 (not identified) | 6% |
| T1 | 41% |
| T2 | 49% |
| T3 | 4% |
| Pathological N stage | |
| 0 | 38% |
| 1 | 30% |
| 2 | 17% |
| 3 | 15% |
| Neoadjuvant chemotherapy | 14% |
| Estrogen-receptor positiveness | 80% |
| Progesterone-receptor positiveness | 71% |
| Her-2 receptor positiveness | 15% |