title: An unusual manifestation of xanthogranulomatous pyelonephritis: bilateral focal solid renal masses.
mesh_terms: D000293:Adolescent; D005260:Female; D006801:Humans; D007668:Kidney / Q000000981:diagnostic imaging* / Q000473:pathology; D011705:Pyelonephritis, Xanthogranulomatous / Q000175:diagnosis* / Q000473:pathology; D014057:Tomography, X-Ray Computed; D014463:Ultrasonography