Metanephric adenoma: histology, immunophenotype, cytogenetics, ultrastructure.

  title={Metanephric adenoma: histology, immunophenotype, cytogenetics, ultrastructure.},
  author={Zoran Gatalica and S Gruji{\'c} and Al J Kovatich and Robert O. Petersen},
  journal={Modern pathology : an official journal of the United States and Canadian Academy of Pathology, Inc},
  volume={9 3},
Metanephric adenoma is a rare renal neoplasm that is histologically and clinically unique. We found this neoplasm in a 54-year-old woman. This large, well-circumscribed, solid, tan tumor showed histologic similarity to developing metanephric tubular epithelium. It is composed of uniformly small epithelial cells forming tubules. Immunohistochemical evaluation showed that the tumor cells express proximal tubule marker URO-2 and wt1 gene protein product, commonly expressed in Wilms' tumors… CONTINUE READING