The undescended testis.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D006063:Chorionic Gonadotropin / Q000627:therapeutic use; D003456:Cryptorchidism / Q000150:complications / Q000175:diagnosis / Q000188:drug therapy / Q000453:epidemiology / Q000209:etiology / Q000601:surgery; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007248:Infertility, Male / Q000209:etiology; D008297:Male; D010900:Pituitary Diseases / Q000150:complications; D011379:Prognosis; D011627:Puberty; D013086:Spermatic Cord Torsion / Q000209:etiology; D013091:Spermatogenesis; D013736:Testicular Neoplasms / Q000453:epidemiology; D013737:Testis / Q000002:abnormalities / Q000473:pathology
D006063:Chorionic Gonadotropin