title: Pyelotumour backflow: a manifestation of renal cell carcinoma.
mesh_terms: D002292:Carcinoma, Renal Cell / Q000000981:diagnostic imaging*; D005119:Extravasation of Diagnostic and Therapeutic Materials / Q000000981:diagnostic imaging*; D006801:Humans; D007680:Kidney Neoplasms / Q000000981:diagnostic imaging* / Q000503:physiopathology / Q000601:surgery; D008297:Male; D008875:Middle Aged; D014567:Urography / Q000379:methods