Tests:Ionised Calcium, Blood: Difference between revisions

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Tests:Ionised Calcium, Blood
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|Reference Intervals
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|Reference range: 1.13 - 1.26 mmol/L   
|Reference range:  
0 - 1 year:  1.15 - 1.45 mmol/L
 
> 1 year:      1.15 - 1.30 mmol/L   
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|Test Method
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Latest revision as of 07:57, 22 January 2026

Overview

Department Biochemistry  
Test Code TICA
Synonyms ICA 
Availability Monday - Sunday, testing routinely available out of hours
Turnaround Time 30min – 1hr  
Stability – Add test Not available

Specimen Requirements

Specimen Whole blood

Serum

Preferred 0.5 mL in heparinised blood gas syringe, mix blood well
Acceptable Plain Red-Top tube (Serum)
Unacceptable Clotted blood gas syringe samples

Samples with needle attached

Li-Heparin green top tubes

Samples older than specified time

Specimen Transportation Gas syringe must arrive in lab within 30 minutes of collection

Red top samples must arrive in lab within 45 minutes of collection

Paediatric Requirements 0.1 mL in blood gas capillary tube.  

Aliquot Requirements

Sample
Preferred Volume
Minimum Volume
Aliquot Transportation

Clinical Information

Reference Intervals Reference range:

0 - 1 year: 1.15 - 1.45 mmol/L

> 1 year: 1.15 - 1.30 mmol/L 

Test Method Direct Ion Specific Electrode on Radiometer Blood gas analyser
Advanced Notice
Patient Preparation Not required  

Comments

Owner Clair Crossley (Crossley1)
Last reviewed 22.01.2026
Next review 22.01.2027 (OK)