Test Overview
Test Methodology
Colorimetric (Arsenazo III)
Test Usage
Diagnosis of endocrine and metabolic diseases
Reference Range *
1-11 years: 8.4 - 10.4 mg/dL (2.10 - 2.60 mmol/L), 12-150 years: 8.6 - 10.3 mg/dL (2.15 - 2.57 mmol/L).
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Test Details
Days Set Up
Daily, 24 hours
Analytic Time
2 hours
Soft Order Code
CAL
MiChart Code
Calcium
Synonyms
- CALCIUM LEVEL
- Ca
- CAL
- Calcium
Laboratory
Chemical Pathology
Section
Automation
STAT Availability
STAT requests for this test will be performed on a STAT basis (supervisory staff approval is not required).
Specimen Requirements
Collection Instructions
Collect specimen in an SST tube. Centrifuge, aliquot serum into a plastic vial and refrigerate.
Alternate Specimen
Red top or Green top (sodium or lithium heparin) tube. [rev 11/09]
Normal Volume
0.5 mL serum
Minimum Volume
0.25 mL serum
Rejection Criteria
EDTA Lavender top tube.
Billing
CPT Code
82310
Fee Code
20517
LOINC
2000-8