Presentation
Patient with abdominal pain. Lab results show an elevated serum creatinine.
Patient Data
Age: 30 years
Gender: Male
From the case:
Medullary sponge kidney
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Diffuse medullary calcifications in both kidneys.
Bilateraly nephrolithiasis and right ureterolithiasis.
Cystic like dilatation of the renal calyces in the right kidney.
Atrophic left kidney.
Case Discussion
Medullary sponge kidney is a sporadic condition diagnosed during workup for renal stones.
Complications include:
- urinary tract infection
- hematuria
- nephrolithiasis-ureterolithiasis
Clusters of pyramidal medullary calcification are characteristic (nephrocalcinosis).
Differential diagnosis include:
- hyperparathyroidism
- renal tubular acidosis
- hypervitaminosis D
- milk-alkali syndrome
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