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Test Code LAB372 Calcium, Urine 24HR

Synonym

  • UCA

Specimen Required

Preferred Container/Tube: 24 Hour Urine Container
Acceptable Container/Tube: 24 Hour Urine Container
Specimen Volume: 3 mL
Specimen Minimum Volume: 1 mL

Specimen Stability Information

Ambient: 5 days
Refrigerated: 5 weeks

Specimen Collection Information

Collection Instructions: For timed urines keep specimen in refrigerator during collection and for storage.

Rejected Due To

  • Unacceptable container type
  • Quantity not sufficient

Reference Values

100.0-300.0 mg/24 hrs

Cautions

Calcium results may be affected in patients who received gadolinium containing contrast media within the past 24 hours (especially patients with impaired renal function).

Method Description

Photometric; arsenazo

Performing Lab

Clinical Lab UH

Day(s) Performed

Monday through Sunday

Report Available

Same day/1 day

Reporting Name

Calcium, Urine 24Hr

CPT Code Information

82340
81050

LOINC Code Information

6874-2