PMC3034948_01
Small cells with uniform spherical nuclei with narrow eosinophilic cytoplasm and tumoral cells forming glandular structures.
HPB2010-206186.001.jpg
PMC3034948_01_HPB2010-206186.001.jpg
fig1
Pathologic examination of biopsy material revealed small cells with uniform spherical nuclei with narrow eosinophilic cytoplasm and tumoral cells forming glandular structures (Figure 1).
Tumoral cells were stained remarkably with progesterone receptor antibody (a) and vimentin (b).
HPB2010-206186.002.jpg
PMC3034948_01_HPB2010-206186.002.jpg
fig2
Neuron-specific enolase (NSE), chromogranin, CD10, CD99, CD68, LCA, Calcitonin, CEA, EMA, HMW CK, LMW CK, CK 7, Ki 67, and synaptophysin antibody staining were negative; however, the tumoral cells were stained remarkably with progesterone receptor antibody and vimentin (Figures 2(a) and 2(b)).