Test Code BG BLOOD GAS, ARTERIAL
Clinical Indications
N/A
Additional Test Codes
Epic Order Name: Blood Gases, Arterial
Sunquest Order Code: BG
Px Order Code: LAB9012
Specimen Collection Type
Syringe (lithium heparin) Arterial blood is routinely obtained
from the radial,
femoral, or brachial arteries. Other sites can be used following
catheterization or surgical
procedures.
Minimum Collection Volume
1 mL
Reference Range
pH: 7.35 – 7.45
pCO2: 35-45mmHg
pO2: 80-100 mmHg
HCO3: 21-28 mmol/L
tCO2: 23-27 mmol/L
BE/D: None
Anion Gap 3-12 mmol/L
SO2: 95-99%
Critical Value
pH < 7.20 / > 7.60
pCO2 < 20 / > 70 mmHg
pO2 < 50 mmHg
Interpretation
N/A
Rejection Criteria
Syringe missing cap, leaks in transit, excessive air in syringe barrel, syringe clotted or specimen received after stability is exceeded.
Specimen Availability for Add-on Testing
Contact the Lab to Inquire about Add-on
Specimen Stability
30 minutes from collection
Day(s) Performed
Monday through Sunday
Performing Lab- Department
TUKHS-BH-Chemistry
CPT Code
82803
LOINC Code
24336-0
Test Alias
N/A
Additional Information / Notes
N/A