Blood Gas, Venous

Overview

  • EPIC Code:
  • LAB79
  • Soft Test Code:
  • VABG
Alternate Names
  • VABG
  • Venous Blood Gas
Included Tests

Base Excess; O2 Sat; pCO2; pH; pO2


Specimen Collection & Preparation

Specimen Requirements:

-OR-

4.0 mL Whole Blood in a Green Top Tube - Li Heparin (FULL TUBE)
Collection Instructions:

Due to smearing of print while on ice, please label specimen following procedure and a second label in the pocket of transport bag with requisition

Place on ice immediately after collection for up to 2 hours

All extra air must be expelled at collection from syringe

Remove needle from syringe before submitting to the laboratory


Transport and Storage:
  • Ambient (18-24°C): 10 Minutes
  • Iced: 2 Hours

Clinical Interpretation

Reference Range:

Base Excess: -2.0 - 2.0
O2 Sat: 70% - 75%
pCO2: 40 - 50 mmHg
pH: 7.32 - 7.42
pO2: 25 - 47 mmHg


Critical Ranges:

Low Limits                          High Limits
pCO2: < 20                           pCO2: > 70
pH: < 7.10                              pH: > 7.60


Methodology:
  • Co-oximetry
  • Ion Selective Electrode (ISE)

Production Schedule

Sites Performed
  • Parkview DeKalb Hospital
  • Parkview Huntington Hospital
  • Parkview Kosciusko Hospital
  • Parkview LaGrange Hospital
  • Parkview Noble Hospital
  • Parkview Randallia Hospital
  • Parkview Regional Medical Center
  • Parkview Southwest
  • Parkview Wabash Hospital
  • Parkview Whitley Hospital
Days Performed
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Departments
  • Chemistry
Turn Around Time

Same Day/1 to 2 days


Stat Eligible

Coding & Compliance

CDM

01426661


CPT Coding

82805