This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Urinary tract, Subject name: Pathology
All are tumor markers for testiculat tumors except - 
Select and explain. 
A. HCG, B. AFP, C. CEA, D. Alpha 1 antitrypsin
C: CEA
Answer: C: CEA 
Explanation: Tumour markers of testicular germ cell tumours Seminoma: hCG, placental alkaline phosphatase Teratomas and teratocarcinoma: AFP, hCG Embryonal carcinoma: CEA Yolk sac tumour: AFP Choriocarcinoma : b-hCG Ref: RAM DAS NAYAK EXAM PREPARATORY MANUAL FOR UNDERGRADUATES 2nd ed. pg no: 657