This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Gynaecology & Obstetrics
Placental alkaline phosphatase is marker of: 
Select and explain. 
A. Theca cell tumor, B. Teratoma, C. Choriocarcinoma, D. Dysgerminoma
D: Dysgerminoma
Answer: D: Dysgerminoma 
Explanation: None