Clear Cell Papillary Renal Tumor

**Semantic type:** Neoplastic Process

**Definition:** An encapsulated epithelial neoplasm that arises from the kidney. It is composed of cytologically bland epithelial cells with clear cytoplasm forming tubular and papillary patterns. The nuclei are arranged linearly away from the basement membrane. Tumor necrosis, perirenal invasion, and vascular invasion are not present. The clinical course is indolent.

**Synonyms:** - CCPRCT - Clear Cell Papillary Renal Cell Carcinoma - Clear Cell Papillary Renal Neoplasm - Clear Cell Tubulopapillary Renal Cell Carcinoma - Renal Angiomyoadenomatous Tumor