Primary Renal Carcinoid with Bilateral Multiple Clear Cell Papillary Renal Cell Carcinomas

Figure 2

Representative photomicrographs of the CCPRCC component. (a) H&E section shows tubular, papillary, and cystic components of classic CCPRCC with low-grade clear cells in linear alignment (×20) with (b) CAIX showing positivity in a “cup-like” pattern (×20), (c) diffuse positivity for CK7 (×10), and (d) GATA3 showing diffuse staining (×10).

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