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Calcium, 24 Hour Urine

Test Code
UCA24


Preferred Specimen
Urine, 24 hr, 0.5 mL minimum


Instructions
Collect 24 hour urine and keep refrigerated during and after collection..


Transport Container
Clean container


Transport Temperature
Specimen stable for 2 days if refrigerated and acidified.


Reference Range
See report for normal ranges.


Clinical Significance
Urinary calcium reflects dietary intake, rate of calcium absorption by the intestine and bone resorption. Urinary calcium is used primarily to evaluate parathyroid function and the effects of Vitamin D.




The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.