Test Code ABG-C Arterial Blood Gases, Cord Blood
Performing Laboratory
North Ottawa Community Hospital
Specimen Requirements
Specimen Type: Whole blood
Container/Tube: Lithium heparin blood gas syringe
Specimen Volume: 2 mL
Collection Instruction:
1. Draw arterial cord blood in syringe.
2. Place syringe in wet ice immediately after draw.
Reference Values
pH
7.15-7.43
Critical value (automatic call-back): <7.11
pCO2
34-78 mm Hg
pO2
3-40 mm Hg
HCO3
21-29 mmol/L
SO2
0%-17%
TCO2
22-32 mmol/L
% CO Hgb
0.7%-5.5%
% MET Hgb
0.5%-1.4%
O2 Hgb
0%-80%
BASE EXCESS
-7 to +2
Day(s) Test Set Up
Daily
Methodology
Includes pH, pCO2, pO2, HCO3, SO2, TCO2, % CO Hgb, % MET Hgb, O2 Hgb, and base excess.
Specimen Transport Temperature
On wet ice
Test Classification and CPT Coding
82805