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CITRA / RCITR-M
CITRATE EXCRETION, RANDOM, URINE

Test Code CITRA / RCITR-M 
Test CITRATE EXCRETION, RANDOM, URINE 
Methodology Enzymatic 
Description Useful For:
Diagnosing risk factors for patients with calcium kidney stones.

Monitoring results of therapy in patients with calcium stones or renal tubular acidosis.

A timed 24-hour urine collection is the preferred specimen for measuring and interpreting this urinary analyte. Random collections normalized to urinary creatinine may be of some clinical use in patients who cannot collect a 24-hour specimen, typically small children. Therefore, this random test is offered for children <16 years old. 

Specimen Send 6 mL (minimum 1mL), from a random urine collection refrigerated without preservative.

NOTE: 1. A timed 24-hour collection is the preferred specimen for measuring and interpreting this urinary analyte. Random collections normalized to urinary creatinine may be of some clinical use in patients who cannot collect a 24-hour specimen, typically small children. Therefore, this random test is offered for children <16 years old.

2. Any drug that causes alkalemia or acidemia may be expected to alter citrate excretion and should be avoided, if possible. 

Reference Values No established reference values 
Analytic Time 1 Day 
Day(s) Test Set Up Monday through Saturday 
CPT Code(s) 82507