Endocrine Abstracts

Objective: One of the ways to predict nephrolithiasis, which is one of the surgical indications in patients with asymptomatic primary hyperparathyroidism, is to detect hypercalciuria. A calcium excretion of >400 mg/day in 24-hour urine, >4 mg/kg/day calcium excretion in 24-hour urine or a fractionated calcium excretion (FECa) >0.010 guide us in the detection of hypercalciuria and therefore nephrolithiasis. The aim of our study is which of these three tests is more ...