WebHigh-performance ion chromatography (HPIC) has been widely used for oxalate analysis and, more recently, for glycolate analysis. We describe a procedure for sample preparation in which the plasma ultrafiltrate is acidified during harvesting with a cation-exchange resin, and the chloride is removed before the ion chromatography, which is performed with a … WebSep 1, 1992 · To differentiate hyperoxaluria syndromes we measured plasma and urine glycolate by a novel high performance liquid chromatographic procedure. Mean glycolate level was 7.9 ± 2.4 μmol./l. in plasma and 422 ± 137 μmol./24 hours in urine from 19 control subjects.Renal clearance was about 50% the glomerular filtration rate irrespective of the …
Urinary incontinence - Symptoms and causes - Mayo Clinic
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Urinary oxalate and glycolate excretion in healthy infants
WebIm Ultraschall findet sich oft die Kombination von Urolithiasis mit medullärer und kortikaler Nephrokalzinose. Bei PH1 und zum Teil bei PH3 ist im Urin auch das Glycolat, bei der … Webaddition of 3ml 10% w/v thymol per 24h urine collec-tion containing 500ml urine, a plausibly concentrated urine sample). The samples in the presence and absence of thymol were quantified by the LC–MS/MS methods and the paired results compared using a paired Student’s t-test. Preparation of calibrators. Glycolate (glycolic acid >99%) WebThe diagnosis of primary hyperoxaluria in young children is hampered by the lack of a reliable reference range for urinary oxalate excretion, especially in infants. We present data on urinary oxalate and glycolate excretion in 137 normal children, on the plasma oxalate concentration in 33 normal chi … contiki east coast