<prompt> Extragonadal germ cell tumors occur in all of following except -Sacrococcygeal regionMediastinumBrainTestis  <response>: Ans. is d i.e., TestisExtragonadal germ cell tumors occur at :?Mediastinum --- M.C. site. 3. Sacrococcygeal region --- Sacrococcygeal teratoma.Retroperitoneum --- 2nd M.C. site. 4. Pineal gland 