Primary extrarenal nephrogenic rest.
D002471:Cell Transformation, Neoplastic / Q000473:pathology; D002828:Choristoma / Q000473:pathology / Q000601:surgery*; D003456:Cryptorchidism / Q000473:pathology / Q000601:surgery*; D004822:Epididymis / Q000473:pathology / Q000601:surgery*; D006801:Humans; D007223:Infant; D007264:Inguinal Canal / Q000473:pathology / Q000601:surgery*; D007668:Kidney / Q000473:pathology; D007680:Kidney Neoplasms / Q000473:pathology; D008297:Male; D009378:Neoplasms, Multiple Primary / Q000473:pathology; D011230:Precancerous Conditions / Q000473:pathology; D012307:Risk Factors; D013733:Testicular Diseases / Q000473:pathology / Q000601:surgery*; D009396:Wilms Tumor / Q000473:pathology