title: Torsion of a teratoma in an undescended intra-abdominal testis: ultrasonographic findings.
mesh_terms: D003456:Cryptorchidism / Q000150:complications* / Q000175:diagnosis; D006801:Humans; D007223:Infant; D008297:Male; D013086:Spermatic Cord Torsion / Q000150:complications* / Q000175:diagnosis; D013724:Teratoma / Q000150:complications* / Q000175:diagnosis; D013736:Testicular Neoplasms / Q000150:complications* / Q000175:diagnosis; D013737:Testis / Q000002:abnormalities*; D014463:Ultrasonography