Table 3.
Immunohistochemical expression of VEGFR2 protein in stromal vessels among various histologic subtypes of human breast cancer
| Histology | Cases (#) | VEGFR2+ tumor vessels/TMA core | VEGFR2+ tumor vessels/TMA core | VEGFR2-neg to low | VEGFR2-intermediate | VEGFR2-high |
|---|---|---|---|---|---|---|
| Mean (sd) | Median | No. of cases (%) | No. of cases (%) | No. of cases (%) | ||
| Ductal | 120 | 3.5 (3.8) | 3 | 93 (77.5) | 21 (17.5) | 6 (5) |
| Lobular | 20 | 3.5 (3.4) | 2.5 | 15 (75.0) | 5 (25.0) | 0 |
| Mixed | 18 | 4.3 (5.1) | 2.5 | 14 (77.8) | 1 (5.5) | 3 (16.7) |
| Mucinous | 6 | 1.5 (2.4) | 0.5 | 5 (83.3) | 1 (16.7) | 0 |
| Total | 164 | 127 (77.4) | 28 (17.0) | 9 (5.4) |