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Test Code ABG Blood Gas, Arterial

Methodology

Dry Chemistry, Optical Technology

Note:  This test is only available for Aspen Valley Hospital (AVH) emergency room patients, inpatients, and outpatients.

Performing Laboratory

Aspen Valley Hospital

Specimen Requirements

Specimen must be tested within 30 minutes of draw.

 

Container/Tube: Heparinized syringe

Specimen: 0.5 mL arterial whole blood

Collection Instructions: If there is a delay in transport, store specimen horizontally in ice water.

Specimen Transport Temperature

Ambient

Reference Values

pH

7.35-7.45

Critical values (automatic call-back):  <7.25 or >7.55

pCO2

36-39 mm Hg

Critical values (automatic call-back):  <20 mm Hg or >50 mm Hg

pO2

60-70 mm Hg

Critical value (automatic call-back):  <45 mm Hg

Note:  pO2 reference range is for patients on room air at 8,000 feet altitude, the altitude at AVH.

HCO3

22-26 mm Hg

BASE EXCESS

-2.0-+2.0 mmol/L

O2 SATURATION

92-96%

O2 CONTENT

15.0-23.0 volume%

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

82803