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
Sex cord stromal tumours of the ovary include all except: 
Select and explain. 
A. Luteomas, B. Gynandroblastomas, C. Seoli-Leydig cell tumours of the ovary, D. Theca-fibroma
A: Luteomas
Answer: A: Luteomas 
Explanation: Sex cord stromal tumors of ovary- classification 1.granulosa stromal cell tumors cell tumor 2. Androblastoma cell tumor - Leydig cell tumor cell tumor cell tumor 3. Gynandroblastoma 4. Unclassified Reference : textbook of gynaecology Sheila balakrishnan, 2nd edition, pg no:280 <\p>