Which of the following represents the best method in diagnosing medullary cystic disease of the kidney?
Kidney biopsy is the gold standard for diagnosis of renal diseases. Kidney biopsy of the coex in medullary cystic disease shows secondary glomerulosclerosis. Ref: Genetic Diseases of the Kidney By Richard P. Lifton, Page 456 ; Radiological Imaging of the Kidney By Emilio Quaia, Pages 299-300
Ultrasound
Nuclear scan
Urography
Biopsy