This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous (Gynae), Subject name: Gynaecology & Obstetrics
[{'content': 'Tumour marker for choriocarcinoma is - \nSelect and explain. \nA. CA 125, B. HCG, C. AFP, D. LDH', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., HCG CancerTumor MarkerEndodermal sinus tumor/yolk sac tumorAFPEpithelial ovarian tumors (especially serous)CA-125Sertoli cell, Leydig cell, Hilus cell tumorsTestosteroneDysgerminomaLDH, alkaline phosphataseChoriocarcinomaHCG", 'role': 'assistant'}]