Figure 2: (a) The tumor cells express membranous expression of CD99 {DAB; ×200} (b) The tumor cells express nuclear positivity for FLI-1{DAB; ×200} (c) The tumor cells express cytoplasmic positivity for neuron-specific enolase (NSE) {DAB; ×200} (d) The tumor cells expressing cytoplasmic positivity for synaptophysin {DAB; ×200}