<prompt> Which of the following is not seen in undescended testisHydroceleHerniaTeratomaSeminoma  <response>: Answer is hydrocele because: These are the complications of undescended testis 1 Malignant transformation in undescended testis is 20 times more than normally descended testis, most common being Seminoma. 2An associated indirect inguinal hernia 70. 3 Sterility, Torsion testis and testicular atrophy 4Epididymo-orchitis Reference : SRBs Manual of Surgery, 6th Edition, page no 1066. 