Presentation
Urinary tract infections. Hydronephrosis?
Patient Data
Age: 8 weeks
Gender: Male
From the case:
Tamm-Horsfall protein (uromodulin)
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Echogenic foci in renal pyramids reflects Tamm-Horsfall protein, also known as uromodulin, which is considered a normal findings in neonates up to several months of age.