Test Code 00002 Blood Gases, Arterial
Performing Laboratory
MaineGeneral Medical Center
Specimen Requirements
Call Respiratory Therapy at 207-626-1309 for ordering instructions.
Day(s) Test Performed
Monday - Sunday
Test Classification and CPT Coding
Not applicable
Methodology
Includes base excess, bicarbonate (HCO3), CO2 content (TCO2), O2 saturation, PCO2, pH, and PO2.
Reference Values
An interpretive report will be issued by Respiratory Therapy.
Critical values (automatic call-back)
PCO2: <20 mmHg or >70 mmHg
PO2: <40 mmHg
Bicarbonate: <10 mmol/L or >45 mmol/L