Kidney CT Appearances
Polycystic Kidney Disease CT Findings
- Numerous renal cysts, varying in shape and size
- Renal enlargement
- Most cysts are water attenuated
- Very thin wall
- Reduction in sinus fat
- Expansion of the cortex
- Usually associated with decreased renal function
- Cyst count for PKD varies with age:
- 15-39: at least 3 cysts (unilateral or bilateral)
- 40-59: at least 2 cysts in each kidney
- 60+: at least four cysts in each kidney