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  Indian J Med Microbiol
 

Figure 1 :Photomicrograph showing the primiti ve neuroectordermal tumor (a) that was initi ally reported as malignant lymphoma (H and E, ×200 magnifi cati on). Periodic acid Schiff stain showing cytoplasmic positi vity (b) while immunohistochemistry shows CD-99 positi vity (c) and leucocyte common anti gen negati vity (d) by the tumor cells (anti gen– anti body peroxidase method, ×200 magnifi cati on)

Figure 1 :Photomicrograph showing the primiti ve neuroectordermal tumor (a) that was initi ally reported as malignant lymphoma (H and E, ×200 magnifi cati on). Periodic acid Schiff stain showing cytoplasmic
positi vity (b) while immunohistochemistry shows CD-99 positi vity (c) and leucocyte common anti gen negati vity (d) by the tumor cells (anti gen– anti body peroxidase method, ×200 magnifi cati on)