Peripheral primitive neuroectodermal tumor of the kidney presenting with pulmonary tumor embolism: A case report

Figure 2 Photomicrograph showing tumor cells arranged in sheets with interspersed blood vessels and areas of necrosis (H and E × 100, A) with small to medium sized cells having round nuclei with stipple chromatin and moderate cytoplasm (H and E × 200, B). Diffuse membranous immunopositivity for MIC 2 (IHC × 200, C), cytoplasmic immunopositivity for neuron specific enolase (NSE) (IHC × 200, D) and cytoplasmic immunopositivity for Synaptophysin (IHC × 200, E) were also seen. IHC: Immunohistochemistry.