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![[Table/Fig-1]:](https://cdn.ncbi.nlm.nih.gov/pmc/blobs/2de6/3749639/09d6837993ca/jcdr-7-1377-g001.jpg)
Flow chart for diagnosis of small round cell tumours by immunohistochemistry. SMA indicates, smooth muscle actin; SYN, synaptophysin; CGA, chromogranin A; NSE, neurone specific enolase; HMB45, anti-melanoma antibody;CD45, leukocyte common antigen; DSRCT, desmoplastic small round cell tumour; PNET, peripheral neuroectodermal tumour; pos, positive; neg, negative
