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Test Code 0230214 Venous Blood Gas

Methodology

ABL800 FLEX Blood Gas System by Radiometer

Includes pH, pCO2, pO2, Base Excess, HCO3 (bicarbonate), Total CO2, O2 saturation, HbCO, metHgb and O2 Status.

Performing Laboratory

Alomere Health Hospital Laboratory

Specimen Requirements

Specimen Type: Venous whole blood

Collection Container/Tube: Sodium or lithium heparinized tube

Specimen Volume: 2.0 mL

Specimen Minimum Volume: 2.0 mL

Collection Instructions:

1. The patient should be at rest for at least 20 minutes prior to blood draw.

2. Specimen should be analyzed within 30 minutes of collection.

Specimen Transport Temperature

Ambient

Reference Values

pH 
7.32-7.42 

Critical values (automatic call-back): ≤7.20 or ≥7.60 

 

pCO2
41.0-51.0 mm Hg

 

pO2
 25.0-40.0 mm Hg

 

Base Excess

No reference range

 

HCO3   (Bicarbonate)

24.0-28.0 mmol/L

Critical values (automatic call-back): ≤10.0  or ≥40.0 mmol/L

 

Total CO2 

25.0-29.0 mmol/L

 

O2 SATURATION

45.0-75.0%

 

HbCO

≤2.0%

Critical values (automatic call-back): ≥20%

 

MetHgb

No reference range

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

82805