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
Which one of the following is not used as a tumor marker in testicular tumors 
Select and explain. 
A. AFP, B. LDH, C. hCG, D. CEA
D: CEA
Answer: D: CEA 
Explanation: Refer Robbins page no 979 ble 21-5 Pathologic Classification of Common Testicular Tumors Germ Cell Tumors Seminomatous tumors Seminoma Spermatocytic seminoma Nonseminomatous tumors Embryonal carcinoma Yolk sac (endodermal sinus) tumor Choriocarcinoma Teratoma Sex Cord-Stromal Tumors Leydig cell tumor Seoli cell tumor