<prompt> Placental ALP is used as tumor marker ofSeminomaChoricarcinomaTeratomaLymphoma  <response>: Ans a: Ref: Robbins 7th edition 1041-42Testicular tumorsTumor markers1 SeminomaPlacental ALP2 Embryonal carcinomahCGAFP3 Yolk sac tumor endodermal sinus tumorAFP, Alpha 1 AT4 ChoriocarcinomahCGSeminomaMost common type germ cell tumor of testis50Female counterpart is dysgerminoma. Tumor is positive for placental ALP negative for AFP.Spermocytic seminoma is a morphologic variant that tend to occur in old people. 