case_images: PMC3271623_01
case_images: Complex papillary structures having a central vascular core with large areas of necrosis
case_images: JNRP-3-71-g001.jpg
case_images: PMC3271623_01_JNRP-3-71-g001.jpg
case_images: F1
case_images: They showed stratification and multilayering of cells with nuclear crowding [Figure 1].
case_images: Lining cells show stratification and multilayering with large oval nuclei and show numerous mitotic figures
case_images: JNRP-3-71-g002.jpg
case_images: PMC3271623_01_JNRP-3-71-g002.jpg
case_images: F2
case_images: The cells had large oval to irregular hyperchromatic nuclei, numerous mitotic figures and large areas of necrosis were also seen [Figure 2].
case_images: S-100 positivity
case_images: JNRP-3-71-g003.jpg
case_images: PMC3271623_01_JNRP-3-71-g003.jpg
case_images: F3
case_images: Immunohistochemical analysis for S-100, Cytokeratin, GFAP, and p53 protein showed positivity [Figures 3-5].
case_images: Pan cytokeratin positivity
case_images: JNRP-3-71-g004.jpg
case_images: PMC3271623_01_JNRP-3-71-g004.jpg
case_images: F4
case_images: Immunohistochemical analysis for S-100, Cytokeratin, GFAP, and p53 protein showed positivity [Figures 3-5].
case_images: GFAP positivity
case_images: JNRP-3-71-g005.jpg
case_images: PMC3271623_01_JNRP-3-71-g005.jpg
case_images: F5
case_images: Immunohistochemical analysis for S-100, Cytokeratin, GFAP, and p53 protein showed positivity [Figures 3-5].