Localized cystic renal disease

Case contributed by Dr MT Niknejad

Presentation

Workup for hematuria.

Patient Data

Age: 45 years
Gender: Male

The right kidney is relatively enlarged and contains multiple varying sized cortical cysts less than 45mm. Three adjacent stones less than 8mm are noted at upper calyces of right kidney.
Left kidney shows normal size and position. A few cortical cysts are seen at left kidney less than 25mm. Additionally, two 6mm and 3mm stones are noted at lower calyces of left kidney. 
The prostate gland is mildly enlarged.
Mild degenerative changes as osteophytosis are seen at the lumbar spine.

Case Discussion

Features on CT scan are most consistent with right side localized cystic renal disease.
Localized cystic renal disease (LCRD), also known as localized cystic kidney disease, is an uncommon, non-familial, non-progressive disease characterized by clusters of cysts within the normal renal parenchyma.

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