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Test Code VBG-C Venous 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 venous cord blood in syringe.

2. Place syringe in wet ice immediately after draw.

Reference Values

pH

7.22-7.44

Critical value (automatic call-back): <7.11

pCO2

36-63 mm Hg

pO2

12-43 mm Hg

HCO3

20-28 mmol/L

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

CPT Code

82805