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General Information:

Web Links:

Mayo Clinic Laboratories

Test Code POCCORDGAS Point of Care, Cord Blood Gas

Methodology

pH and pCO2 by Potentiometry i-STAT>PO2 by Amperometrically i-STAT

Performing Laboratory

Sky Lakes Medical Center-Point of Care

Specimen Requirements

Specimen Type: Cord bloodContainer/Tube: Plain syringe or heparinized blood gas syringe (labeled for the assay performed or with the least amount of heparin to prevent clotting [10 U heparin/mL of blood])Specimen Volume:Full syringe

Specimen Transport Temperature

Ambient

Reference Values

ARTERIALpH: 7.23-7.33>pCO2: 40.8-57.6 mmHg>pO2: 11.8-24.2 mmHg>Calculated>HCO3:17.8-24.8 meq/L>Base excess: -4 to 4 mM/LVENOUS>pH: 7.30-7.40>pCO2: 32.6-43.8 mmHg>pO2: 23.3-35.1 mmHg>Calculated>HCO3: 18.3-22.5meq/L>Base excess: -4 to 4mM/L

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

82803