This book focuses on the pathology of renal tumors. Articles will discuss: metanephric neoplasms; translocation kidney carcinomas; oncocytic renal neoplasms; nephroblastic neoplasms; clear renal cell carcinoma; and renal neoplasms of possible collecting duct or loop of henle origin. In addition, the history of renal cancer classification, reporting of tumor-containing kidney specimen, molecular aspects of familial renal cell carcinoma, RCC subtyping and grading, and immunohistochemical staining in renal neoplasms are addressed.