title: The "bear paw" sign.
authors.affiliation: Department of Radiology, Wake Forest Baptist Medical Center, Wake Forest University School of Medicine, Medical Center Blvd., Winston-Salem, 27157, NC, USA, csegovis@wakehealth.edu.
authors.forename: Colin M
authors.initials: CM
authors.lastname: Segovis
authors.forename: Raymond B
authors.initials: RB
authors.lastname: Dyer
mesh_terms: D005260:Female; D006801:Humans; D008297:Male; D011705:Pyelonephritis, Xanthogranulomatous / Q000000981:diagnostic imaging*; D014057:Tomography, X-Ray Computed