Calcium, Urine, 24 HR

Test Code: TD_2052
CPT Code(s): 82340

$15

Test Details

Alternative Name(s)

Urine Calcium, 24 HR

Test Includes

Calcium, Urine, 24 HR

Methodology

Roche COBAS enzymatic colorimetric HK gen 3 ID/MS traceable

Rejection Criteria

Random urine samples

Reference Range(s)

“24urCalcium

Specimen Requirements

Preferred Specimen

Urine Collection Container

Minimum Volume

1 mL Urine from 24 hr collection container

Sample Stability

2 days room temperature
4 days refrigerated
3 weeks frozen

Transport Temperature

Refrigerated

Collection Instructions

Collect all urine over a 24-hr period in provided light-proof, 24-Hour Urine Collection Container. Empty your bladder when you first get up in the morning. Start collecting from the second void on the first day, record time. Refrigerate urine during collection and record total volume. Do not place the container in an area with bright light or in direct sunlight.
Note: urinary 24 hour calcium is closely related to dietary intake. Upper reference interval given is for a normal calcium diet. For markedly restricted calcium intake, the lower level of excretion may be as low as 5 mg/dL.

Alternative Specimen

N/A