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Lab Manual for Moffitt-Long and Mount Zion

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POCT Blood Gases & Electrolytes

Item Value
Approval req'd? No
Available Stat? Yes
Test code EG7P
Performed by Authorized Point of Care testing site staff
In House Availability Test is only available to Neonatal Transport staff and Code Blue team
Method iStat EG7+ cartridge
Container type
Amount to Collect 0.1 mL for capillary sample, 0.2 mL if collected in ABG syringe
Sample type Heparinized capillary whole blood, Arterial blood gas sample
Preferred volume 0.1 mL
Min. Volume 0.1 mL
Units See normal range info
Normal range
Analyte Ages Arterial Venous
pH All 7.35-7.45 7.31-7.41
pCO2 < 1 year 27-41 mmHg 41-51 mmHg
≥ 1 year 32-48 mmHg 41-51 mmHg
pO2 < 30 days 80-100 mmHg 35-40 mmHg
≥ 30 days 83-108 mmHg 35-40 mmHg
Na+ All 136-146 mmol/L 136-146 mmol/L
K+ ≤ 1 year 3.0-5.4 mmol/L 3.0-5.4 mmol/L
> 1 year 3.4-4.5 mmol/L 3.4-4.5 mmol/L
iCa++ < 6 mo. 0.95-1.50 mmol/L 0.95-1.50 mmol/L
≥ 6 mo. 1.15-1.29 mmol/L 1.15-1.29 mmol/L
HCO3- All 22-27 mmol/L
Base Excess All -2 to +2
O2 Sat. All 95-99%
Critical value Arterial:
pH < 7.20 or > 7.55
pCO2 < 25 mmHg or > 65 mmHg
Neonatal pO2 < 40 mmHg or > 100 mmHg
Adult pO2 < 40 mmHg


Venous:
pH < 7.20
Venous pCO2 > 75 mmHg


Na+ < 125 mmol/L or > 155 mmol/L
K+ < 3.0 mmol/L or > 6.0 mmol/L
iCa++ < 0.80 mmol/L or > 1.55 mmol/L
Stability Sample should be tested immediately after collection.
Last Updated 8/7/2012 2:19:51 PM
Entry Number 1336
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