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Immunohistochemical expression of E-cadherin in PTC with poor prognostic factors (capsular invasion, lymph node metastasis, multiple foci, tumor size >1 cm
| N | E-cad (-) | E-cad (+) | |
|---|---|---|---|
| Capsular invasion | 25 | 23 (92%) | 2 (8%) |
| LNM | 13 | 13 (100%) | 0 (0%) |
| Multiple foci | 43 | 42 (95.3%) | 1 (4.7%) |
| Tumor size >1 cm | 75 | 70 (93.3%) | 5 (6.7%) |
LNM, lymph node metastasis; E-cad, E-cadherin.
