Test Guide | Te Whatu Ora - Health New Zealand Waikato Laboratory Website

Laboratory Information

Test Name

Creatinine (Blood Gas)

Specimen Collection

Specimen Collection and Transport Protocols

Remove at least 3 mL of blood to waste prior to collecting the blood sample from a line

Adult Specimen

1.0 mL blood in an adult blood gas syringe or 0.5 mL in a paediatric blood gas syringe

Paediatric Specimen

0.5 mL blood in a paediatric blood gas syringe

Test Information

Department

POCT

Test Availability

Mon - Sun, 24hrs

Laboratory Turnaround Time

30 minutes

Method

Blood gas analyser - Thames only

Unit of measurement

umol/L

Reference interval

Reference interval applies from age onward

0 days: < 105 umol/L

7 days : < 50 umol/L

1 month: < 40 umol/L

2 years: < 50 umol/L

6 years: < 65 umol/L

12 years: < 80 umol/L

Adult (> 15 years) = Male 60 - 105 umol/L

= Female 45 - 90 umol/L

Uncertainty of measurement

5 %

Minimum Volume

0.3 mL collected in to a paediatric blood gas syringe

Electronic Information

Registration Code

CREBG

HL7 mapping code

$CREBG

Laboratory Test Reference Guide