title: [Pyonephrosis].
authors.affiliation: Klinikk for bildediagnostikk, St. Olavs hospital, Norway. erik.magnus.berntsen@stolav.no
authors.forename: Erik Magnus
authors.initials: EM
authors.lastname: Berntsen
authors.forename: N Thomas
authors.initials: NT
authors.lastname: Finsen
mesh_terms: D000369:Aged, 80 and over; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D009403:Nephrostomy, Percutaneous; D053018:Pyonephrosis / Q000000981:diagnostic imaging* / Q000628:therapy; D014463:Ultrasonography