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Calcium, Ionized, Blood*

Important Note

*This test is orderable in Cerner as Calcium Level Ionized

Note: This test should be used for inpatient testing or specimens that can be collected at 160 Allen Street and brought to the lab immediately on ice.

FOR OUTPATIENT TESTING, Refer to and order CAI- Calcium, Ionized, Serum which will be performed at Mayo Medical Laboratories.

Specimen Requirements

Specimen Type: Whole blood

Container/Tube: Dark-green top (lithium heparin)

Specimen Volume: Full tube

Specimen Minimum Volume: 1 mL

Collection Instructions:

1. Immediately place specimen on wet ice.

2. Send specimen in original tube.

3. Tube must remain unopened until test is performed.

Methodology

Ion-Selective Electrode (ISE)

 

Performing Laboratory

Rutland Regional Medical Center Laboratory

Specimen Transport Temperature

On wet ice

Normal Reference Values

1.13-1.32 mmol/L

Day(s) Performed

Daily

Available STAT

Analytical Time:

1 hour

Test Classification and CPT Coding

82330

Critical Values

<0.9 mmol/L or ≥ 1.6 mmol/L (automatic call-back)