title: Segmental medullary sponge kidney mimicking a renal mass.
abstract: We report an unusual case of a medullary sponge kidney that presented clinically and radiologically as a renal mass. Histopathological study after nephrectomy proved the mass to be consistent with segmental medullary sponge kidney.
authors.affiliation: Department of Surgery, Medical College of Virginia, Virginia Commonwealth University, Richmond.
authors.forename: I
authors.initials: I
authors.lastname: Kaver
authors.forename: E L
authors.initials: EL
authors.lastname: Flanders
authors.forename: S
authors.initials: S
authors.lastname: Kay
authors.forename: W W
authors.initials: WW
authors.lastname: Koontz
mesh_terms: D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007668:Kidney / Q000473:pathology; D007680:Kidney Neoplasms / Q000175:diagnosis*; D007691:Medullary Sponge Kidney / Q000175:diagnosis* / Q000473:pathology; D008875:Middle Aged; D014057:Tomography, X-Ray Computed; D014463:Ultrasonography; D014567:Urography