Sheets and nests of rhabdoid-epithelioid cells
Pale amphophilic cytoplasm
Round-ovoid nuclei with macronucleoli, vesicular chromatin and mild pleomorphism; mitotic activity
Focal myxoid stroma; delicate thin-walled vasculature
IHC: CD34, INI-1
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Soft Tissue Tumours
Tumours of Uncertain Differentiation