This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Gynaecological oncology, Subject name: Gynaecology & Obstetrics
All the following ovarian neoplasm secrete hormone, except 
Select and explain. 
A. Granulosa cell tumor, B. Dysgerminoma, C. Hilus cell tumor, D. Theca cell tumor
B: Dysgerminoma
Answer: B: Dysgerminoma 
Explanation: Granulosa cell tumors and the a cell tumors secrete progesterone resulting in secretory hyperophy Hilus cell tumor is a virilizing tumor secreting male sex hormones Dysgerminoma is a germ cell tumor, don't secrete hormones Ref: Shaw Gynecology 17 e pg 448,444.