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BLOOD GASES

Synonym(s):

Lab Section Category

Description

Indications

Specimen Required

​3 mL arterial blood in heparinised sealed syringe immersed in crushed ice.
Send without delay for immediate analysis.

Storage and Transport

Method

​Electrochemistry

Test Results

Reference Interval / Value

​From 0 day
pH : 7.350 - 7.450

pCO2 : 35.0 - 45.0 mmHg

pO2 : 75.0 - 100 mmHg

BE : -2.0 - 2.0 mmol/L

O2 Sat : 95.0 - 100.0%

Std Bicarb. : 21.0 - 27.0 mmol/L

Turnaround Time

​Mean = 4 hrs, Range: 3 – 5 hrs

Day(s) Test Set up

​Daily, 24 hrs STAT

Remarks

Change History Notes

Others

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