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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