GCNIS : Pagetoid Spread to Rete Testis
Section Editor: Dharam M. Ramnani, MD
Virginia Urology, Richmond, VA, USA
Image Description
Rete testis showing pagetoid spread of germ cell neoplasia in situ (GCNIS) from nearby tubules. The invasive component in this case was a seminoma. Areas in the upper left are uninvolved and filled with proteinaceous fluid. The tubules in the lower right show pagetoid involvement by tumor cells.