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Labcorp Oklahoma, Inc.
Test Directory


Index:

Blood Gases Arterial

Order Name BL GAS ART
Test Number: 2000500
Revision Date 07/14/2023
Test Name Methodology LOINC Code
pH Blood Arterial (Gases)
Potentiometric 2744-1 
PCO2 Arterial Blood Gas
Potentiometric 2019-8 
PO2 Arterial Blood Gas
Potentiometric 2703-7 
Arterial Bicarbonate
Potentiometric 1960-4 
Oxygen Saturation Arterial
Potentiometric 2708-6 
Base Excess Arterial Blood
Calculation 1925-7 
Base Deficit
Calculation 30318-0 
Temperature Adjusted pH
Calculation  
Temperature Adjusted PCO2
Calculation  
Temperature Adjusted PO2
Calculation  
Percent O2 Delivered - Prompt
3150-0 
O2 Liters / Minute - Prompt
19941-4 
Patient Temperature - Prompt
 
Equipment Used - Prompt
 
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 2 mL (1.0) Whole Blood Blood gas syringe On Ice
Instructions Collect Without Ice if testing can be performed within 30 minutes of collection. If testing delayed >30 minutes, Collect on Cce. Stability is 1 hour.
Testing performed at St. John Sapulpa and Labcorp Oklahoma Cityplex cannot accept specimens on ice and testing must be within 10 minutes of collection.
All air bubbles must be removed from syringe to insure valid results. Note O2 on syringe.
GENERAL INFORMATION
Testing Schedule Daily 
Expected TAT 1 day  
Clinical Use Useful in the clinical management of respiratory and metabolic disorders. 
CPT Code(s) 82803
Lab Section Chemistry