8631/0 Sertoli-Leydig cell tumor, well differentiated
|ICD-O-3 topography code:||C56|
A Sertoli-Leydig tumor of the ovary characterized by the presence of Sertoli cells in tubules without evidence of significant nuclear atypia or mitotic activity. Primitive gonadal stromal cells are not present. It usually follows a benign clinical course.