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 Indian J Med Microbiol  
 

Figure 3: On immunohistochemistry, the larger peripheral cells show cytoplasmic immunoreactivity for (a) pan-cytokeratin (×200) and (b) human melanoma black-45 (×200). (c) The small round cell population was positive for chromogranin (×200)

Figure 3: On immunohistochemistry, the larger peripheral cells show cytoplasmic immunoreactivity for (a) pan-cytokeratin (×200) and (b) human melanoma black-45 (×200). (c) The small round cell population was positive for chromogranin (×200)