Test Code N.ICAL CALCIUM, IONIZED
Additional Codes
CAI.WB
WB.CAL.ION.1
Methodology
RADIOMETER Blood Gas Analyzer
Specimen Requirements
Heparinized Whole Blood
Container: Green top Lithium heparin whole blood
Specimen Collection: Tube must be filled to appropriate line
- Prolonged tourniquet application and forearm exercise may increase the ionized calcium.
- Draw immediately after placing tourniquet on arm and do not have patient open and close hand.
- Do NOT centrifuge blood tube.
Specimen Transport/Stability
Room Temp: 10 minutes
Maximum Laboratory Time
24 hours
Reference Ranges
Calcium, Ionized | mmol/L |
1.14 - 1.32 |
Day(s) Test Set Up
Daily
Test Classification and CPT Coding
82330