BLOOD GAS, ARTERIAL

Code
320.0003
Name
BLOOD GAS, ARTERIAL
Category
None
Department
Chemistry
Start Date
Expiration Date
Synonyms
ARTERIAL BLOOD GAS
CPT Codes
82803
Site
Main Lab
Reference Test
ATLAS Test Code

Specimen Information

Type

Heparinized Syringe

Volume

1.5 ml

Transport Info

Transport specimen on ice

Fasting Required?
False
Patient Instructions

Test includes:

pH
pCO2
pO2
Base Excess
O2 Saturation
Bicarbonate HCO3

Reference Range

pH = 7.35-7.45
pCO2 = 31.1-74.3 mmHg
pO2 = 3.8-33.8 mmHg
Base Excess = See report
O2 Sat = 95-98%
HCO3 = 22-26 mmol/L

Critical:
pH <7.20 or >7.60
pCO2 >60 mmHg
pO2 <60 mmHg

Methodology

Ion-selective Electrode (ISE)

Clinical Significance

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