UCSF Navigation Bar

UCSF Departments of Pathology & Laboratory Medicine Home Page

Lab Manual for Moffitt-Long and Mount Zion

Lab Manual for SFGH

Internal Resources

Click here for more information about laboratory operations and procedures

If you have additional questions regarding this test, please call: 415-353-1667

Search Our Test Menu

POCT iStat CG8

Item Value
Available Stat? Yes
Test code CG8
Performed by Authorized nursing and physician staff
Method iStat CG8 cartridge
Container type
Sample type Whole blood
Units See Normal Range information
Normal range
pH Arterial 7.35-7.45
Venous 7.31-7.41
pCO2 Arterial < 1 year 27-41 mmHg
Arterial > 1 year 32-48 mmHg
Venous 41-51 mmHg
pO2 Arterial < 30 days 80-100 mmHg
Arterial > 30 days 83-108 mmHg
Venous 35-40 mmHg
Na+ 136-146 mmol/L
K+ ≤ 1 year 3.0-5.4 mmol/L
> 1 year 3.4-4.5 mmol/L
Ca++ < 6 months 0.95-1.50 mmol/L
≥ 6 months 1.15-1.29 mmol/L
Glucose Neonate 55-115 mg/dL
Pediatric/Adult 70-199 mg/dL
Lactate 0.0-2.0 mmol/L
Hct Adult male 41-53%
Adult female 36-46%
HCO3- Arterial 22-27 mmol/L
Base Excess Arterial -2 to +2
O2 Sat Arterial 95-99%
Critical value
pH Arterial < 7.20 or > 7.55
Venous < 7.20
pCO2 Arterial < 25 or > 65 mmHg
Venous > 75 mmHg
pO2 Arterial < 30 days < 40 or > 100 mmHg
Arterial > 30 days < 40 mmHg
Na+ < 125 or > 155 mmol/L
K+ < 3.0 or > 6.0 mmol/L
Ca++ < 0.80 or > 1.55 mmol/L
Glucose Neonate < 40 or > 150 mg/dL
Pediatric/Adult < 60 or > 400 mg/dL
Additional information This test is only used during code situations by trained members of the code blue team.
LDT or Mod FDA? No
Last Updated 5/22/2013 1:56:31 PM
Entry Number 1367
UCSF home page UCSF home page About UCSF Search UCSF UCSF Medical Center