case_images: PMC3139879_01
case_images: Chest X-ray of Case 1 at the presentation.
case_images: IJPED2011-252196.001.jpg
case_images: PMC3139879_01_IJPED2011-252196.001.jpg
case_images: fig1
case_images: Chest radiograph PA view showed a large homogenous opacity on right upper lobe, suggestive of a mass lesion (Figure 1).
case_images: FNAC from the lesion in Case 1 showing the small round blue cells (x400 magnification).
case_images: IJPED2011-252196.002.jpg
case_images: PMC3139879_01_IJPED2011-252196.002.jpg
case_images: fig2
case_images: Fine needle aspiration cytology (FNAC) from the mass lesion showed small blue round cells with monomorphous salt and pepper appearing chromatin and large and inconspicuous nuclei, suggestive of primitive neuroectodermal tumor:likely Askin's tumor (Figure 2).
case_images: Immunohistochemistry from the lesion showing CK and CD 99 positive in Case 1 (x400 magnification).
case_images: IJPED2011-252196.003.jpg
case_images: PMC3139879_01_IJPED2011-252196.003.jpg
case_images: fig3
case_images: Immunohistochemistry was strongly positive for CK and CD-99 and negative for LCA and CD-34 (Figure 3).
case_images: PMC3139879_02
case_images: Histopathlogical examination of the biopsy in Case 2 showing sheets of small round blue cells (x400 magnification).
case_images: IJPED2011-252196.004.jpg
case_images: PMC3139879_02_IJPED2011-252196.004.jpg
case_images: fig4
case_images: Biopsy of the lesion showed small round blue cells in sheets with ill-defined rosette-like structures, histomorphologically peripheral neuroectodermal tumor-possibly Askin's tumor (Figure 4).
case_images: Chest X ray postsurgery in Case 2.
case_images: IJPED2011-252196.005.jpg
case_images: PMC3139879_02_IJPED2011-252196.005.jpg
case_images: fig5
case_images: The chest radiograph PA view postsurgery is shown (Figure 5).