Cytoplasmic Staining of TTF-1 Antibody in the   Diagnosis of Hepatocellular Carcinoma: Study on 299 Cases   Using Tissue Microarray

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td align="left">Histopathological pattern</td><td align="center">No. reactive (No. evaluated)</td><td align="center">% of expression</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td align="left">Trabecular</td><td align="center">154 (274)</td><td align="center">56.2%</td></tr><tr><td align="left">Pseudoglandular</td><td align="center">9 (17)</td><td align="center">52.9%</td></tr><tr><td align="left">Solid</td><td align="center">2 (8)</td><td align="center">25.0%</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

TTF-1 expression in different histopathological patterns of HCC.

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Table 4

Table 4: Cytoplasmic Staining of TTF-1 Antibody in the   Diagnosis of Hepatocellular Carcinoma: Study on 299 Cases   Using Tissue Microarray 