case_images: PMC3034948_01
case_images: Small cells with uniform spherical nuclei with narrow eosinophilic cytoplasm and tumoral cells forming glandular structures.
case_images: HPB2010-206186.001.jpg
case_images: PMC3034948_01_HPB2010-206186.001.jpg
case_images: fig1
case_images: Pathologic examination of biopsy material revealed small cells with uniform spherical nuclei with narrow eosinophilic cytoplasm and tumoral cells forming glandular structures (Figure 1).
case_images: Tumoral cells were stained remarkably with progesterone receptor antibody (a) and vimentin (b).
case_images: HPB2010-206186.002.jpg
case_images: PMC3034948_01_HPB2010-206186.002.jpg
case_images: fig2
case_images: 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)).