title: Xanthogranulomatous pyelonephritis: a report of 40 cases.
mesh_terms: D000328:Adult; D000368:Aged; D005260:Female; D006801:Humans; D007669:Kidney Calculi / Q000175:diagnosis; D008297:Male; D008875:Middle Aged; D011704:Pyelonephritis / Q000175:diagnosis* / Q000473:pathology / Q000601:surgery