Differing urinary urea excretion among children with idiopathic hypercalciuria and/or hyperuricosuria.

Abstract excerpt

OBJECTIVE: To estimate dietary protein intake in children with idiopathic hypercalciuria (HC) and/or hyperuricosuria (HU). PATIENTS AND METHODS: We compared the 24-h urinary excretion of urea, as a reflection of protein intake, in four age- and sex-matched groups, each comprising 56 consecutive children: (1) HC, (2) HU, (3) HC+HU and (4) control. RESULTS: Urinary urea excretion was significantly higher in HC, HU...

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