Fig. 2From: Successful pre-emptive kidney transplantation in a cystinuria patient with nephrolithiasis-related end-stage renal diseaseThe gross and microscopic observation of the isolated polycystic kidney. a The gross specimen showed a massively enlarged kidney with obstructive pyelonephritis. b Microscopic (histologic) observation showed wide interstitial fibrosis, tubular thyroidization, and tubular atrophy. Most glomeruli were hyalinized and collapsedBack to article page