Fig. 3From: Delayed diagnosis of pediatric intra-articular epithelioid sarcoma: a case report and literature reviewThe pathologic findings of the ES patient. (A) The biopsy specimen showed epithelial-like cells growing in a streak or patch pattern with vesicular nuclei, prominent nucleoli, atypical cell shape and nuclear division (H&E, 400×). IHC staining showed positive for CK (B, 400×) and negative for INI-1(C, 400×) and ERG (D, 400×)Back to article page