title: [41-year-old female with constitutional syndrome, fever, and pain in left flank].
authors.affiliation: Servicio de Medicina Interna, Hospital Severo Ochoa, Leganés, Madrid.
authors.forename: D
authors.initials: D
authors.lastname: Ferreiro López
authors.forename: D
authors.initials: D
authors.lastname: Ruiz López
authors.forename: G
authors.initials: G
authors.lastname: Flox Benítez
authors.forename: G
authors.initials: G
authors.lastname: Eroles Vega
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D011705:Pyelonephritis, Xanthogranulomatous / Q000175:diagnosis*; D014057:Tomography, X-Ray Computed