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]
Rejection Criteria
EDTA Lavender top tube.
Yellow Top Tube
Normal Volume
0.5 mL serum
Minimum Volume
0.25 mL serum
Billing
CPT Code
82310
Fee Code
20517
LOINC
2000-8
Resources