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Figure 3: The immunohistochemistry characters of tubulocystic carcinoma of the kidney. Note the strong diffuse expression of CK8 (A), CK18 (B), CK19 (C), CD10 (D), PAX8 (E); and the middle diffuse expression of AMACR (F), Vimentin (G); and the strong focal expression of CK7 (H), CK34βE12 (I); and the weak or focal expression of PAX2 (J), P53 (K) in neoplastic cells. The Ki-67 index was very low (<5%) in neoplastic cells (L). |