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HelpTest Code BG VEN Blood Gas, Venous
Additional Codes
LAB2484
Collection Method
Venous collection
Minimum Volume
0.5ml
Container
Dark green-top tube (sodium heparin)
Acceptable Specimens
- Dark green-top tube (sodium heparin)
- Balanced Heparin Syringe
Reference or Target Ranges
| COMPONENT | Age | Reference Range |
| pH | All ages | 7.32-7.43 |
| pCO2 (mmHg) |
All ages
|
40-52 |
| pO2 (mmHg) | All ages |
30-50 |
| HCO3 (mmol/L) |
0-2y >2y |
17-24 21-29 |
| BE (mmol/L) | All ages | (-2)-3 |
| SO2 (%) |
All ages |
60-85 |
Reportable Units
Varies
Critical Value
| COMPONENT | Age | Critical Low | Critical High |
| pH | All ages | ≤7.2 | ≥7.6 |
| pCO2 (mmHg) |
All ages
|
≤15 | ≥70 |
| HCO3 (mmol/L) |
0-2y >2y |
≤10 ≤10 |
≥45 ≥45 |
Reasons for Rejection
| Hemolysis Threshold | N/A |
| Icterus Threshold | N/A |
| Lipemia Threshold | N/A |
| Other | QNS, contaminated, improperly labled, improper specimen type |
Specimen Stability
Samples should be analyzed within 15 minutes from draw to optimize specimen quality. Testing should not be delayed more than 30 minutes from collection.
Performance Information
| Days and Time Performed | 24/7 |
| Expected Turn Around Time | 60 minutes |
| Stat Availabilty | Yes |
| Performing Bench | CPH Chemistry |
| Methodology/Method Description | GEM Premier 5000 |
CPT Codes
82803
Last review/edit date
March 2023