Test Code IONCA Calcium, Ionized, Blood
Specimen Requirements
Draw blood in a dark green-top (sodium heparin) tube(s), and send a minimum of 1 mL of heparinized whole blood OR a minimum of 0.2 mL of heparinized whole blood from a green pediatric capiject. Forward promptly.
Note: Outpatient samples need to be stored and transported on wet ice and received by the laboratory within 4 hours of collection.
Specimen Stability Information
Specimen Type |
Temperature |
Time |
Whole blood, sodium heparin | RT |
1 hr |
Refrigerated |
5 hrs |
Reference Values
1.10-1.35 mmol/L
Critical values: <1.00 mmol/L or >1.45 mmol/L
Reject Due To
Hemolysis |
NA |
Lipemia |
NA |
Icterus |
NA |
Day(s) Test Set Up
Monday through Sunday
CPT Coding
82330
Secondary ID
HHA1377
Performing Laboratory
Huntsville Hospital Laboratory/Madison Hospital Laboratory
LOINC Coding
Test Name | LOINC Code |
---|---|
Calcium, Ionized, Blood |
1995-0 |