title: Renal cell carcinoma with osteosarcomatous differentiation simulating staghorn calculus: a case report and literature review.
abstract: We report a case of renal cell carcinoma that showed extensive osteosarcomatous differentiation and simulated a staghorn calculus clinically and radiologically. The literature on osteosarcomatous differentiation in renal cell carcinoma is reviewed.
authors.affiliation: Department of Urology, Norfolk and Norwich Hospital, Norwich, United Kingdom.
authors.forename: K C
authors.initials: KC
authors.lastname: Saw
authors.forename: R Y
authors.initials: RY
authors.lastname: Ball
authors.forename: N H
authors.initials: NH
authors.lastname: Khan
authors.forename: J R
authors.initials: JR
authors.lastname: Pilling
authors.forename: I
authors.initials: I
authors.lastname: Eardley
authors.forename: M H
authors.initials: MH
authors.lastname: Ashken
mesh_terms: D000368:Aged; D002292:Carcinoma, Renal Cell / Q000175:diagnosis*; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007669:Kidney Calculi / Q000175:diagnosis*; D007680:Kidney Neoplasms / Q000175:diagnosis*; D007682:Kidney Pelvis; D012516:Osteosarcoma / Q000473:pathology