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Calcium, 24-HourUrine with Creatinine

Test Code
24UCA


CPT Codes
82340, 82570

Preferred Specimen
10 mL of a 24-hour collection preserved with 6N HCl See Urine in Blood, Urine and Stool section of Specimen Collection and Handling


Instructions
It is essential that the pH of specimen be


Transport Container
Plastic screw-cap vial


Transport Temperature
Room temperature


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
pH >3.0


Methodology
Spectrophotometry

Clinical Significance
Abnormal levels are found in hyperparathyroidism, hyperthyroidism and Paget's Disease.




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.