<prompt> Schiller- Duval bodies is seen inChoriocarcinomaEmbryonal cell CaEndodermal sinus tumourImmature teratoma  <response>: Ans. is c i.e., Endodermal sinus tumor Yolk sac tumor endodermal sinus tumor or infantile embryonal carcinoma -- Schiller - Duval bodies. Leydig interstitial cell tumor -3 Reinke crystalloids. Note : - Rienke crystals are also seen in the hilus cell tumor of ovary. 