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HelpTest Code AVBG Blood Gases, Venous
Additional Codes
| Epic ID | LAB79 |
Specimen Requirements
Collect 1 mL whole blood in heparinized test tube (dark green top tube with NO gel). Keep Stoppered.
Stability/Transport
| Temperature | Stability | Preferred Transport |
| Room Temp | 15 minutes | X |
Unacceptable Conditions
Opened tubes (can not be an add on test).
Performing Lab
Allen Hospital Laboratory (Lab, Cardiopulmonary, or Respiratory)
Panel
Panel includes: pH, pCO2, pO2, sO2, HCO3, Base excess/deficit, COHb
Day(s) Performed
Daily
Report Available
30 minutes
Reference Ranges
| Test | Normal Range | Critical Value |
| pH | 7.35-7.45 | <7.20 or >7.60 |
| pCO2 | 38-44 mmHg |
|
| pO2 | 33-44 mmHg |
|
| sO2 | 50-100% | |
| HCO3 | 21-28 mmol/L | |
| COHb | 0.0-1.5% | >15.0% |
CPT Code Information
82805
82375