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. 2015 Sep 17;10:168. doi: 10.1186/s13000-015-0402-1

Fig. 4.

Fig. 4

Immunohistochemical features of MTSRCC. The neoplastic cells of both the tubules and spindle cells stain consistently positively for (a) CK7 and (b) AMACR. Most cases stain positively for (c) vimentin. A minority of cases may show neuroendocrine differentiation, as depicted here, express (d) chromogranin A