case_images: PMC3420702_01
case_images: Spindle-shaped bizarre tumor cells along with pleomorphic tumor giant cells and osteoclastic giant cells (H&E, 100x).
case_images: CRIM.PATHOLOGY2011-929654.001.jpg
case_images: PMC3420702_01_CRIM.PATHOLOGY2011-929654.001.jpg
case_images: fig1
case_images: Histology revealed fragments of gallbladder tissue displaying infiltrating tumor composed mainly of spindle-shaped pleomorphic cells with occasional bizarre giant cells (Figure 1).
case_images: High power view showing bizarre spindle-shaped tumor cells along with osteoclastic giant cells (H&E, 400x).
case_images: CRIM.PATHOLOGY2011-929654.002.jpg
case_images: PMC3420702_01_CRIM.PATHOLOGY2011-929654.002.jpg
case_images: fig2
case_images: Dispersed osteoclastic giant cells were seen throughout the tumor tissue (Figure 2).
case_images: Focal chondrosarcomatous area amidst undifferentiated carcinoma (H&E, 400x).
case_images: CRIM.PATHOLOGY2011-929654.003.jpg
case_images: PMC3420702_01_CRIM.PATHOLOGY2011-929654.003.jpg
case_images: fig3
case_images: Focal area showed chondrosarcoma (Figure 3).
case_images: Spindle-shaped tumor cells showing cytoplasmic positivity for cytokeratin (IHC for cytokeratin, 200x).
case_images: CRIM.PATHOLOGY2011-929654.004.jpg
case_images: PMC3420702_01_CRIM.PATHOLOGY2011-929654.004.jpg
case_images: fig4
case_images: On immunohistochemistry, majority of the spindle-shaped tumor cells and bizarre giant cells were positive for cytokeratin (Figure 4) with C-11, and 1 : 100 dilution (manufacturer:Biogenic) antibody was used.