Ovarian Retiform Sertoli-Leydig Cell Tumor

**Semantic type:** Neoplastic Process

**Definition:** A Sertoli-Leydig cell tumor of the ovary in which anastomosing, slit-like spaces resembling rete testis constitute at least 90% of the tumor elements. It may present with estrogenic and less often androgenic manifestations. It usually follows a benign clinical course.