Leydig Cell Tumor with Partial Regression
Section Editor: Dharam M. Ramnani, MD
Virginia Urology, Richmond, VA, USA
Image Description
This whole-slide scan shows a partially regressed Leydig cell tumor. The well-circumscribed hyalinized tumor is surrounded by normal seminiferous tubules. It is largely replaced by vascularized fibroconnective tissue leaving behind only a few clusters of tumor cells.