Medullary nephrocalcinosis

Case contributed by Bruno Di Muzio
Diagnosis almost certain

Presentation

Follow up ultrasound.

Patient Data

Age: 3 years
Gender: Male

Renal ultrasound

ultrasound

Multiple hyperechogenic foci scattered through the medullary of both kidneys. Renal parenchyma has normal appearances, no hydronephrosis. 

Case Discussion

Sonographic appearances are those of bilateral medullary nephrocalcinosis. The cause for this case was unknown at the time of the scan. 

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